From 46e43f4bde4a35785b4997b81e86cd19f046b69b Mon Sep 17 00:00:00 2001 From: Minteck Date: Tue, 21 Dec 2021 16:52:28 +0100 Subject: Commit --- src/node_modules/terser/dist/bundle.min.js | 26835 +++++++++++++++++++++++++++ 1 file changed, 26835 insertions(+) create mode 100644 src/node_modules/terser/dist/bundle.min.js (limited to 'src/node_modules/terser/dist/bundle.min.js') diff --git a/src/node_modules/terser/dist/bundle.min.js b/src/node_modules/terser/dist/bundle.min.js new file mode 100644 index 0000000..931a927 --- /dev/null +++ b/src/node_modules/terser/dist/bundle.min.js @@ -0,0 +1,26835 @@ +(function (global, factory) { +typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('source-map')) : +typeof define === 'function' && define.amd ? define(['exports', 'source-map'], factory) : +(global = global || self, factory(global.Terser = {}, global.sourceMap)); +}(this, (function (exports, MOZ_SourceMap) { 'use strict'; + +MOZ_SourceMap = MOZ_SourceMap && Object.prototype.hasOwnProperty.call(MOZ_SourceMap, 'default') ? MOZ_SourceMap['default'] : MOZ_SourceMap; + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +function characters(str) { + return str.split(""); +} + +function member(name, array) { + return array.includes(name); +} + +class DefaultsError extends Error { + constructor(msg, defs) { + super(); + + this.name = "DefaultsError"; + this.message = msg; + this.defs = defs; + } +} + +function defaults(args, defs, croak) { + if (args === true) { + args = {}; + } + + if (args != null && typeof args === "object") { + args = Object.assign({}, args); + } + + const ret = args || {}; + + if (croak) for (const i in ret) if (HOP(ret, i) && !HOP(defs, i)) { + throw new DefaultsError("`" + i + "` is not a supported option", defs); + } + + for (const i in defs) if (HOP(defs, i)) { + if (!args || !HOP(args, i)) { + ret[i] = defs[i]; + } else if (i === "ecma") { + let ecma = args[i] | 0; + if (ecma > 5 && ecma < 2015) ecma += 2009; + ret[i] = ecma; + } else { + ret[i] = (args && HOP(args, i)) ? args[i] : defs[i]; + } + } + + return ret; +} + +function noop() {} +function return_false() { return false; } +function return_true() { return true; } +function return_this() { return this; } +function return_null() { return null; } + +var MAP = (function() { + function MAP(a, f, backwards) { + var ret = [], top = [], i; + function doit() { + var val = f(a[i], i); + var is_last = val instanceof Last; + if (is_last) val = val.v; + if (val instanceof AtTop) { + val = val.v; + if (val instanceof Splice) { + top.push.apply(top, backwards ? val.v.slice().reverse() : val.v); + } else { + top.push(val); + } + } else if (val !== skip) { + if (val instanceof Splice) { + ret.push.apply(ret, backwards ? val.v.slice().reverse() : val.v); + } else { + ret.push(val); + } + } + return is_last; + } + if (Array.isArray(a)) { + if (backwards) { + for (i = a.length; --i >= 0;) if (doit()) break; + ret.reverse(); + top.reverse(); + } else { + for (i = 0; i < a.length; ++i) if (doit()) break; + } + } else { + for (i in a) if (HOP(a, i)) if (doit()) break; + } + return top.concat(ret); + } + MAP.at_top = function(val) { return new AtTop(val); }; + MAP.splice = function(val) { return new Splice(val); }; + MAP.last = function(val) { return new Last(val); }; + var skip = MAP.skip = {}; + function AtTop(val) { this.v = val; } + function Splice(val) { this.v = val; } + function Last(val) { this.v = val; } + return MAP; +})(); + +function make_node(ctor, orig, props) { + if (!props) props = {}; + if (orig) { + if (!props.start) props.start = orig.start; + if (!props.end) props.end = orig.end; + } + return new ctor(props); +} + +function push_uniq(array, el) { + if (!array.includes(el)) + array.push(el); +} + +function string_template(text, props) { + return text.replace(/{(.+?)}/g, function(str, p) { + return props && props[p]; + }); +} + +function remove(array, el) { + for (var i = array.length; --i >= 0;) { + if (array[i] === el) array.splice(i, 1); + } +} + +function mergeSort(array, cmp) { + if (array.length < 2) return array.slice(); + function merge(a, b) { + var r = [], ai = 0, bi = 0, i = 0; + while (ai < a.length && bi < b.length) { + cmp(a[ai], b[bi]) <= 0 + ? r[i++] = a[ai++] + : r[i++] = b[bi++]; + } + if (ai < a.length) r.push.apply(r, a.slice(ai)); + if (bi < b.length) r.push.apply(r, b.slice(bi)); + return r; + } + function _ms(a) { + if (a.length <= 1) + return a; + var m = Math.floor(a.length / 2), left = a.slice(0, m), right = a.slice(m); + left = _ms(left); + right = _ms(right); + return merge(left, right); + } + return _ms(array); +} + +function makePredicate(words) { + if (!Array.isArray(words)) words = words.split(" "); + + return new Set(words); +} + +function map_add(map, key, value) { + if (map.has(key)) { + map.get(key).push(value); + } else { + map.set(key, [ value ]); + } +} + +function map_from_object(obj) { + var map = new Map(); + for (var key in obj) { + if (HOP(obj, key) && key.charAt(0) === "$") { + map.set(key.substr(1), obj[key]); + } + } + return map; +} + +function map_to_object(map) { + var obj = Object.create(null); + map.forEach(function (value, key) { + obj["$" + key] = value; + }); + return obj; +} + +function HOP(obj, prop) { + return Object.prototype.hasOwnProperty.call(obj, prop); +} + +function keep_name(keep_setting, name) { + return keep_setting === true + || (keep_setting instanceof RegExp && keep_setting.test(name)); +} + +var lineTerminatorEscape = { + "\n": "n", + "\r": "r", + "\u2028": "u2028", + "\u2029": "u2029", +}; +function regexp_source_fix(source) { + // V8 does not escape line terminators in regexp patterns in node 12 + return source.replace(/[\n\r\u2028\u2029]/g, function (match, offset) { + var escaped = source[offset - 1] == "\\" + && (source[offset - 2] != "\\" + || /(?:^|[^\\])(?:\\{2})*$/.test(source.slice(0, offset - 1))); + return (escaped ? "" : "\\") + lineTerminatorEscape[match]; + }); +} +const all_flags = "gimuy"; +function sort_regexp_flags(flags) { + const existing_flags = new Set(flags.split("")); + let out = ""; + for (const flag of all_flags) { + if (existing_flags.has(flag)) { + out += flag; + existing_flags.delete(flag); + } + } + if (existing_flags.size) { + // Flags Terser doesn't know about + existing_flags.forEach(flag => { out += flag; }); + } + return out; +} + +function has_annotation(node, annotation) { + return node._annotations & annotation; +} + +function set_annotation(node, annotation) { + node._annotations |= annotation; +} + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + Parser based on parse-js (http://marijn.haverbeke.nl/parse-js/). + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +var LATEST_RAW = ""; // Only used for numbers and template strings +var LATEST_TEMPLATE_END = true; + +var KEYWORDS = "break case catch class const continue debugger default delete do else export extends finally for function if in instanceof let new return switch throw try typeof var void while with"; +var KEYWORDS_ATOM = "false null true"; +var RESERVED_WORDS = "enum implements import interface package private protected public static super this " + KEYWORDS_ATOM + " " + KEYWORDS; +var KEYWORDS_BEFORE_EXPRESSION = "return new delete throw else case yield await"; + +KEYWORDS = makePredicate(KEYWORDS); +RESERVED_WORDS = makePredicate(RESERVED_WORDS); +KEYWORDS_BEFORE_EXPRESSION = makePredicate(KEYWORDS_BEFORE_EXPRESSION); +KEYWORDS_ATOM = makePredicate(KEYWORDS_ATOM); + +var OPERATOR_CHARS = makePredicate(characters("+-*&%=<>!?|~^")); + +var RE_NUM_LITERAL = /[0-9a-f]/i; +var RE_HEX_NUMBER = /^0x[0-9a-f]+$/i; +var RE_OCT_NUMBER = /^0[0-7]+$/; +var RE_ES6_OCT_NUMBER = /^0o[0-7]+$/i; +var RE_BIN_NUMBER = /^0b[01]+$/i; +var RE_DEC_NUMBER = /^\d*\.?\d*(?:e[+-]?\d*(?:\d\.?|\.?\d)\d*)?$/i; +var RE_BIG_INT = /^(0[xob])?[0-9a-f]+n$/i; + +var OPERATORS = makePredicate([ + "in", + "instanceof", + "typeof", + "new", + "void", + "delete", + "++", + "--", + "+", + "-", + "!", + "~", + "&", + "|", + "^", + "*", + "**", + "/", + "%", + ">>", + "<<", + ">>>", + "<", + ">", + "<=", + ">=", + "==", + "===", + "!=", + "!==", + "?", + "=", + "+=", + "-=", + "||=", + "&&=", + "??=", + "/=", + "*=", + "**=", + "%=", + ">>=", + "<<=", + ">>>=", + "|=", + "^=", + "&=", + "&&", + "??", + "||", +]); + +var WHITESPACE_CHARS = makePredicate(characters(" \u00a0\n\r\t\f\u000b\u200b\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u2028\u2029\u202f\u205f\u3000\uFEFF")); + +var NEWLINE_CHARS = makePredicate(characters("\n\r\u2028\u2029")); + +var PUNC_AFTER_EXPRESSION = makePredicate(characters(";]),:")); + +var PUNC_BEFORE_EXPRESSION = makePredicate(characters("[{(,;:")); + +var PUNC_CHARS = makePredicate(characters("[]{}(),;:")); + +/* -----[ Tokenizer ]----- */ + +// surrogate safe regexps adapted from https://github.com/mathiasbynens/unicode-8.0.0/tree/89b412d8a71ecca9ed593d9e9fa073ab64acfebe/Binary_Property +var UNICODE = { + ID_Start: 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+ ID_Continue: 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+}; + +function get_full_char(str, pos) { + if (is_surrogate_pair_head(str.charCodeAt(pos))) { + if (is_surrogate_pair_tail(str.charCodeAt(pos + 1))) { + return str.charAt(pos) + str.charAt(pos + 1); + } + } else if (is_surrogate_pair_tail(str.charCodeAt(pos))) { + if (is_surrogate_pair_head(str.charCodeAt(pos - 1))) { + return str.charAt(pos - 1) + str.charAt(pos); + } + } + return str.charAt(pos); +} + +function get_full_char_code(str, pos) { + // https://en.wikipedia.org/wiki/Universal_Character_Set_characters#Surrogates + if (is_surrogate_pair_head(str.charCodeAt(pos))) { + return 0x10000 + (str.charCodeAt(pos) - 0xd800 << 10) + str.charCodeAt(pos + 1) - 0xdc00; + } + return str.charCodeAt(pos); +} + +function get_full_char_length(str) { + var surrogates = 0; + + for (var i = 0; i < str.length; i++) { + if (is_surrogate_pair_head(str.charCodeAt(i)) && is_surrogate_pair_tail(str.charCodeAt(i + 1))) { + surrogates++; + i++; + } + } + + return str.length - surrogates; +} + +function from_char_code(code) { + // Based on https://github.com/mathiasbynens/String.fromCodePoint/blob/master/fromcodepoint.js + if (code > 0xFFFF) { + code -= 0x10000; + return (String.fromCharCode((code >> 10) + 0xD800) + + String.fromCharCode((code % 0x400) + 0xDC00)); + } + return String.fromCharCode(code); +} + +function is_surrogate_pair_head(code) { + return code >= 0xd800 && code <= 0xdbff; +} + +function is_surrogate_pair_tail(code) { + return code >= 0xdc00 && code <= 0xdfff; +} + +function is_digit(code) { + return code >= 48 && code <= 57; +} + +function is_identifier_start(ch) { + return UNICODE.ID_Start.test(ch); +} + +function is_identifier_char(ch) { + return UNICODE.ID_Continue.test(ch); +} + +const BASIC_IDENT = /^[a-z_$][a-z0-9_$]*$/i; + +function is_basic_identifier_string(str) { + return BASIC_IDENT.test(str); +} + +function is_identifier_string(str, allow_surrogates) { + if (BASIC_IDENT.test(str)) { + return true; + } + if (!allow_surrogates && /[\ud800-\udfff]/.test(str)) { + return false; + } + var match = UNICODE.ID_Start.exec(str); + if (!match || match.index !== 0) { + return false; + } + + str = str.slice(match[0].length); + if (!str) { + return true; + } + + match = UNICODE.ID_Continue.exec(str); + return !!match && match[0].length === str.length; +} + +function parse_js_number(num, allow_e = true) { + if (!allow_e && num.includes("e")) { + return NaN; + } + if (RE_HEX_NUMBER.test(num)) { + return parseInt(num.substr(2), 16); + } else if (RE_OCT_NUMBER.test(num)) { + return parseInt(num.substr(1), 8); + } else if (RE_ES6_OCT_NUMBER.test(num)) { + return parseInt(num.substr(2), 8); + } else if (RE_BIN_NUMBER.test(num)) { + return parseInt(num.substr(2), 2); + } else if (RE_DEC_NUMBER.test(num)) { + return parseFloat(num); + } else { + var val = parseFloat(num); + if (val == num) return val; + } +} + +class JS_Parse_Error extends Error { + constructor(message, filename, line, col, pos) { + super(); + + this.name = "SyntaxError"; + this.message = message; + this.filename = filename; + this.line = line; + this.col = col; + this.pos = pos; + } +} + +function js_error(message, filename, line, col, pos) { + throw new JS_Parse_Error(message, filename, line, col, pos); +} + +function is_token(token, type, val) { + return token.type == type && (val == null || token.value == val); +} + +var EX_EOF = {}; + +function tokenizer($TEXT, filename, html5_comments, shebang) { + var S = { + text : $TEXT, + filename : filename, + pos : 0, + tokpos : 0, + line : 1, + tokline : 0, + col : 0, + tokcol : 0, + newline_before : false, + regex_allowed : false, + brace_counter : 0, + template_braces : [], + comments_before : [], + directives : {}, + directive_stack : [] + }; + + function peek() { return get_full_char(S.text, S.pos); } + + // Used because parsing ?. involves a lookahead for a digit + function is_option_chain_op() { + const must_be_dot = S.text.charCodeAt(S.pos + 1) === 46; + if (!must_be_dot) return false; + + const cannot_be_digit = S.text.charCodeAt(S.pos + 2); + return cannot_be_digit < 48 || cannot_be_digit > 57; + } + + function next(signal_eof, in_string) { + var ch = get_full_char(S.text, S.pos++); + if (signal_eof && !ch) + throw EX_EOF; + if (NEWLINE_CHARS.has(ch)) { + S.newline_before = S.newline_before || !in_string; + ++S.line; + S.col = 0; + if (ch == "\r" && peek() == "\n") { + // treat a \r\n sequence as a single \n + ++S.pos; + ch = "\n"; + } + } else { + if (ch.length > 1) { + ++S.pos; + ++S.col; + } + ++S.col; + } + return ch; + } + + function forward(i) { + while (i--) next(); + } + + function looking_at(str) { + return S.text.substr(S.pos, str.length) == str; + } + + function find_eol() { + var text = S.text; + for (var i = S.pos, n = S.text.length; i < n; ++i) { + var ch = text[i]; + if (NEWLINE_CHARS.has(ch)) + return i; + } + return -1; + } + + function find(what, signal_eof) { + var pos = S.text.indexOf(what, S.pos); + if (signal_eof && pos == -1) throw EX_EOF; + return pos; + } + + function start_token() { + S.tokline = S.line; + S.tokcol = S.col; + S.tokpos = S.pos; + } + + var prev_was_dot = false; + var previous_token = null; + function token(type, value, is_comment) { + S.regex_allowed = ((type == "operator" && !UNARY_POSTFIX.has(value)) || + (type == "keyword" && KEYWORDS_BEFORE_EXPRESSION.has(value)) || + (type == "punc" && PUNC_BEFORE_EXPRESSION.has(value))) || + (type == "arrow"); + if (type == "punc" && (value == "." || value == "?.")) { + prev_was_dot = true; + } else if (!is_comment) { + prev_was_dot = false; + } + const line = S.tokline; + const col = S.tokcol; + const pos = S.tokpos; + const nlb = S.newline_before; + const file = filename; + let comments_before = []; + let comments_after = []; + + if (!is_comment) { + comments_before = S.comments_before; + comments_after = S.comments_before = []; + } + S.newline_before = false; + const tok = new AST_Token(type, value, line, col, pos, nlb, comments_before, comments_after, file); + + if (!is_comment) previous_token = tok; + return tok; + } + + function skip_whitespace() { + while (WHITESPACE_CHARS.has(peek())) + next(); + } + + function read_while(pred) { + var ret = "", ch, i = 0; + while ((ch = peek()) && pred(ch, i++)) + ret += next(); + return ret; + } + + function parse_error(err) { + js_error(err, filename, S.tokline, S.tokcol, S.tokpos); + } + + function read_num(prefix) { + var has_e = false, after_e = false, has_x = false, has_dot = prefix == ".", is_big_int = false, numeric_separator = false; + var num = read_while(function(ch, i) { + if (is_big_int) return false; + + var code = ch.charCodeAt(0); + switch (code) { + case 95: // _ + return (numeric_separator = true); + case 98: case 66: // bB + return (has_x = true); // Can occur in hex sequence, don't return false yet + case 111: case 79: // oO + case 120: case 88: // xX + return has_x ? false : (has_x = true); + case 101: case 69: // eE + return has_x ? true : has_e ? false : (has_e = after_e = true); + case 45: // - + return after_e || (i == 0 && !prefix); + case 43: // + + return after_e; + case (after_e = false, 46): // . + return (!has_dot && !has_x && !has_e) ? (has_dot = true) : false; + } + + if (ch === "n") { + is_big_int = true; + + return true; + } + + return RE_NUM_LITERAL.test(ch); + }); + if (prefix) num = prefix + num; + + LATEST_RAW = num; + + if (RE_OCT_NUMBER.test(num) && next_token.has_directive("use strict")) { + parse_error("Legacy octal literals are not allowed in strict mode"); + } + if (numeric_separator) { + if (num.endsWith("_")) { + parse_error("Numeric separators are not allowed at the end of numeric literals"); + } else if (num.includes("__")) { + parse_error("Only one underscore is allowed as numeric separator"); + } + num = num.replace(/_/g, ""); + } + if (num.endsWith("n")) { + const without_n = num.slice(0, -1); + const allow_e = RE_HEX_NUMBER.test(without_n); + const valid = parse_js_number(without_n, allow_e); + if (!has_dot && RE_BIG_INT.test(num) && !isNaN(valid)) + return token("big_int", without_n); + parse_error("Invalid or unexpected token"); + } + var valid = parse_js_number(num); + if (!isNaN(valid)) { + return token("num", valid); + } else { + parse_error("Invalid syntax: " + num); + } + } + + function is_octal(ch) { + return ch >= "0" && ch <= "7"; + } + + function read_escaped_char(in_string, strict_hex, template_string) { + var ch = next(true, in_string); + switch (ch.charCodeAt(0)) { + case 110 : return "\n"; + case 114 : return "\r"; + case 116 : return "\t"; + case 98 : return "\b"; + case 118 : return "\u000b"; // \v + case 102 : return "\f"; + case 120 : return String.fromCharCode(hex_bytes(2, strict_hex)); // \x + case 117 : // \u + if (peek() == "{") { + next(true); + if (peek() === "}") + parse_error("Expecting hex-character between {}"); + while (peek() == "0") next(true); // No significance + var result, length = find("}", true) - S.pos; + // Avoid 32 bit integer overflow (1 << 32 === 1) + // We know first character isn't 0 and thus out of range anyway + if (length > 6 || (result = hex_bytes(length, strict_hex)) > 0x10FFFF) { + parse_error("Unicode reference out of bounds"); + } + next(true); + return from_char_code(result); + } + return String.fromCharCode(hex_bytes(4, strict_hex)); + case 10 : return ""; // newline + case 13 : // \r + if (peek() == "\n") { // DOS newline + next(true, in_string); + return ""; + } + } + if (is_octal(ch)) { + if (template_string && strict_hex) { + const represents_null_character = ch === "0" && !is_octal(peek()); + if (!represents_null_character) { + parse_error("Octal escape sequences are not allowed in template strings"); + } + } + return read_octal_escape_sequence(ch, strict_hex); + } + return ch; + } + + function read_octal_escape_sequence(ch, strict_octal) { + // Read + var p = peek(); + if (p >= "0" && p <= "7") { + ch += next(true); + if (ch[0] <= "3" && (p = peek()) >= "0" && p <= "7") + ch += next(true); + } + + // Parse + if (ch === "0") return "\0"; + if (ch.length > 0 && next_token.has_directive("use strict") && strict_octal) + parse_error("Legacy octal escape sequences are not allowed in strict mode"); + return String.fromCharCode(parseInt(ch, 8)); + } + + function hex_bytes(n, strict_hex) { + var num = 0; + for (; n > 0; --n) { + if (!strict_hex && isNaN(parseInt(peek(), 16))) { + return parseInt(num, 16) || ""; + } + var digit = next(true); + if (isNaN(parseInt(digit, 16))) + parse_error("Invalid hex-character pattern in string"); + num += digit; + } + return parseInt(num, 16); + } + + var read_string = with_eof_error("Unterminated string constant", function() { + const start_pos = S.pos; + var quote = next(), ret = []; + for (;;) { + var ch = next(true, true); + if (ch == "\\") ch = read_escaped_char(true, true); + else if (ch == "\r" || ch == "\n") parse_error("Unterminated string constant"); + else if (ch == quote) break; + ret.push(ch); + } + var tok = token("string", ret.join("")); + LATEST_RAW = S.text.slice(start_pos, S.pos); + tok.quote = quote; + return tok; + }); + + var read_template_characters = with_eof_error("Unterminated template", function(begin) { + if (begin) { + S.template_braces.push(S.brace_counter); + } + var content = "", raw = "", ch, tok; + next(true, true); + while ((ch = next(true, true)) != "`") { + if (ch == "\r") { + if (peek() == "\n") ++S.pos; + ch = "\n"; + } else if (ch == "$" && peek() == "{") { + next(true, true); + S.brace_counter++; + tok = token(begin ? "template_head" : "template_substitution", content); + LATEST_RAW = raw; + LATEST_TEMPLATE_END = false; + return tok; + } + + raw += ch; + if (ch == "\\") { + var tmp = S.pos; + var prev_is_tag = previous_token && (previous_token.type === "name" || previous_token.type === "punc" && (previous_token.value === ")" || previous_token.value === "]")); + ch = read_escaped_char(true, !prev_is_tag, true); + raw += S.text.substr(tmp, S.pos - tmp); + } + + content += ch; + } + S.template_braces.pop(); + tok = token(begin ? "template_head" : "template_substitution", content); + LATEST_RAW = raw; + LATEST_TEMPLATE_END = true; + return tok; + }); + + function skip_line_comment(type) { + var regex_allowed = S.regex_allowed; + var i = find_eol(), ret; + if (i == -1) { + ret = S.text.substr(S.pos); + S.pos = S.text.length; + } else { + ret = S.text.substring(S.pos, i); + S.pos = i; + } + S.col = S.tokcol + (S.pos - S.tokpos); + S.comments_before.push(token(type, ret, true)); + S.regex_allowed = regex_allowed; + return next_token; + } + + var skip_multiline_comment = with_eof_error("Unterminated multiline comment", function() { + var regex_allowed = S.regex_allowed; + var i = find("*/", true); + var text = S.text.substring(S.pos, i).replace(/\r\n|\r|\u2028|\u2029/g, "\n"); + // update stream position + forward(get_full_char_length(text) /* text length doesn't count \r\n as 2 char while S.pos - i does */ + 2); + S.comments_before.push(token("comment2", text, true)); + S.newline_before = S.newline_before || text.includes("\n"); + S.regex_allowed = regex_allowed; + return next_token; + }); + + var read_name = with_eof_error("Unterminated identifier name", function() { + var name = [], ch, escaped = false; + var read_escaped_identifier_char = function() { + escaped = true; + next(); + if (peek() !== "u") { + parse_error("Expecting UnicodeEscapeSequence -- uXXXX or u{XXXX}"); + } + return read_escaped_char(false, true); + }; + + // Read first character (ID_Start) + if ((ch = peek()) === "\\") { + ch = read_escaped_identifier_char(); + if (!is_identifier_start(ch)) { + parse_error("First identifier char is an invalid identifier char"); + } + } else if (is_identifier_start(ch)) { + next(); + } else { + return ""; + } + + name.push(ch); + + // Read ID_Continue + while ((ch = peek()) != null) { + if ((ch = peek()) === "\\") { + ch = read_escaped_identifier_char(); + if (!is_identifier_char(ch)) { + parse_error("Invalid escaped identifier char"); + } + } else { + if (!is_identifier_char(ch)) { + break; + } + next(); + } + name.push(ch); + } + const name_str = name.join(""); + if (RESERVED_WORDS.has(name_str) && escaped) { + parse_error("Escaped characters are not allowed in keywords"); + } + return name_str; + }); + + var read_regexp = with_eof_error("Unterminated regular expression", function(source) { + var prev_backslash = false, ch, in_class = false; + while ((ch = next(true))) if (NEWLINE_CHARS.has(ch)) { + parse_error("Unexpected line terminator"); + } else if (prev_backslash) { + source += "\\" + ch; + prev_backslash = false; + } else if (ch == "[") { + in_class = true; + source += ch; + } else if (ch == "]" && in_class) { + in_class = false; + source += ch; + } else if (ch == "/" && !in_class) { + break; + } else if (ch == "\\") { + prev_backslash = true; + } else { + source += ch; + } + const flags = read_name(); + return token("regexp", "/" + source + "/" + flags); + }); + + function read_operator(prefix) { + function grow(op) { + if (!peek()) return op; + var bigger = op + peek(); + if (OPERATORS.has(bigger)) { + next(); + return grow(bigger); + } else { + return op; + } + } + return token("operator", grow(prefix || next())); + } + + function handle_slash() { + next(); + switch (peek()) { + case "/": + next(); + return skip_line_comment("comment1"); + case "*": + next(); + return skip_multiline_comment(); + } + return S.regex_allowed ? read_regexp("") : read_operator("/"); + } + + function handle_eq_sign() { + next(); + if (peek() === ">") { + next(); + return token("arrow", "=>"); + } else { + return read_operator("="); + } + } + + function handle_dot() { + next(); + if (is_digit(peek().charCodeAt(0))) { + return read_num("."); + } + if (peek() === ".") { + next(); // Consume second dot + next(); // Consume third dot + return token("expand", "..."); + } + + return token("punc", "."); + } + + function read_word() { + var word = read_name(); + if (prev_was_dot) return token("name", word); + return KEYWORDS_ATOM.has(word) ? token("atom", word) + : !KEYWORDS.has(word) ? token("name", word) + : OPERATORS.has(word) ? token("operator", word) + : token("keyword", word); + } + + function with_eof_error(eof_error, cont) { + return function(x) { + try { + return cont(x); + } catch(ex) { + if (ex === EX_EOF) parse_error(eof_error); + else throw ex; + } + }; + } + + function next_token(force_regexp) { + if (force_regexp != null) + return read_regexp(force_regexp); + if (shebang && S.pos == 0 && looking_at("#!")) { + start_token(); + forward(2); + skip_line_comment("comment5"); + } + for (;;) { + skip_whitespace(); + start_token(); + if (html5_comments) { + if (looking_at("") && S.newline_before) { + forward(3); + skip_line_comment("comment4"); + continue; + } + } + var ch = peek(); + if (!ch) return token("eof"); + var code = ch.charCodeAt(0); + switch (code) { + case 34: case 39: return read_string(); + case 46: return handle_dot(); + case 47: { + var tok = handle_slash(); + if (tok === next_token) continue; + return tok; + } + case 61: return handle_eq_sign(); + case 63: { + if (!is_option_chain_op()) break; // Handled below + + next(); // ? + next(); // . + + return token("punc", "?."); + } + case 96: return read_template_characters(true); + case 123: + S.brace_counter++; + break; + case 125: + S.brace_counter--; + if (S.template_braces.length > 0 + && S.template_braces[S.template_braces.length - 1] === S.brace_counter) + return read_template_characters(false); + break; + } + if (is_digit(code)) return read_num(); + if (PUNC_CHARS.has(ch)) return token("punc", next()); + if (OPERATOR_CHARS.has(ch)) return read_operator(); + if (code == 92 || is_identifier_start(ch)) return read_word(); + break; + } + parse_error("Unexpected character '" + ch + "'"); + } + + next_token.next = next; + next_token.peek = peek; + + next_token.context = function(nc) { + if (nc) S = nc; + return S; + }; + + next_token.add_directive = function(directive) { + S.directive_stack[S.directive_stack.length - 1].push(directive); + + if (S.directives[directive] === undefined) { + S.directives[directive] = 1; + } else { + S.directives[directive]++; + } + }; + + next_token.push_directives_stack = function() { + S.directive_stack.push([]); + }; + + next_token.pop_directives_stack = function() { + var directives = S.directive_stack[S.directive_stack.length - 1]; + + for (var i = 0; i < directives.length; i++) { + S.directives[directives[i]]--; + } + + S.directive_stack.pop(); + }; + + next_token.has_directive = function(directive) { + return S.directives[directive] > 0; + }; + + return next_token; + +} + +/* -----[ Parser (constants) ]----- */ + +var UNARY_PREFIX = makePredicate([ + "typeof", + "void", + "delete", + "--", + "++", + "!", + "~", + "-", + "+" +]); + +var UNARY_POSTFIX = makePredicate([ "--", "++" ]); + +var ASSIGNMENT = makePredicate([ "=", "+=", "-=", "??=", "&&=", "||=", "/=", "*=", "**=", "%=", ">>=", "<<=", ">>>=", "|=", "^=", "&=" ]); + +var LOGICAL_ASSIGNMENT = makePredicate([ "??=", "&&=", "||=" ]); + +var PRECEDENCE = (function(a, ret) { + for (var i = 0; i < a.length; ++i) { + var b = a[i]; + for (var j = 0; j < b.length; ++j) { + ret[b[j]] = i + 1; + } + } + return ret; +})( + [ + ["||"], + ["??"], + ["&&"], + ["|"], + ["^"], + ["&"], + ["==", "===", "!=", "!=="], + ["<", ">", "<=", ">=", "in", "instanceof"], + [">>", "<<", ">>>"], + ["+", "-"], + ["*", "/", "%"], + ["**"] + ], + {} +); + +var ATOMIC_START_TOKEN = makePredicate([ "atom", "num", "big_int", "string", "regexp", "name" ]); + +/* -----[ Parser ]----- */ + +function parse($TEXT, options) { + // maps start tokens to count of comments found outside of their parens + // Example: /* I count */ ( /* I don't */ foo() ) + // Useful because comments_before property of call with parens outside + // contains both comments inside and outside these parens. Used to find the + // right #__PURE__ comments for an expression + const outer_comments_before_counts = new WeakMap(); + + options = defaults(options, { + bare_returns : false, + ecma : null, // Legacy + expression : false, + filename : null, + html5_comments : true, + module : false, + shebang : true, + strict : false, + toplevel : null, + }, true); + + var S = { + input : (typeof $TEXT == "string" + ? tokenizer($TEXT, options.filename, + options.html5_comments, options.shebang) + : $TEXT), + token : null, + prev : null, + peeked : null, + in_function : 0, + in_async : -1, + in_generator : -1, + in_directives : true, + in_loop : 0, + labels : [] + }; + + S.token = next(); + + function is(type, value) { + return is_token(S.token, type, value); + } + + function peek() { return S.peeked || (S.peeked = S.input()); } + + function next() { + S.prev = S.token; + + if (!S.peeked) peek(); + S.token = S.peeked; + S.peeked = null; + S.in_directives = S.in_directives && ( + S.token.type == "string" || is("punc", ";") + ); + return S.token; + } + + function prev() { + return S.prev; + } + + function croak(msg, line, col, pos) { + var ctx = S.input.context(); + js_error(msg, + ctx.filename, + line != null ? line : ctx.tokline, + col != null ? col : ctx.tokcol, + pos != null ? pos : ctx.tokpos); + } + + function token_error(token, msg) { + croak(msg, token.line, token.col); + } + + function unexpected(token) { + if (token == null) + token = S.token; + token_error(token, "Unexpected token: " + token.type + " (" + token.value + ")"); + } + + function expect_token(type, val) { + if (is(type, val)) { + return next(); + } + token_error(S.token, "Unexpected token " + S.token.type + " «" + S.token.value + "»" + ", expected " + type + " «" + val + "»"); + } + + function expect(punc) { return expect_token("punc", punc); } + + function has_newline_before(token) { + return token.nlb || !token.comments_before.every((comment) => !comment.nlb); + } + + function can_insert_semicolon() { + return !options.strict + && (is("eof") || is("punc", "}") || has_newline_before(S.token)); + } + + function is_in_generator() { + return S.in_generator === S.in_function; + } + + function is_in_async() { + return S.in_async === S.in_function; + } + + function semicolon(optional) { + if (is("punc", ";")) next(); + else if (!optional && !can_insert_semicolon()) unexpected(); + } + + function parenthesised() { + expect("("); + var exp = expression(true); + expect(")"); + return exp; + } + + function embed_tokens(parser) { + return function _embed_tokens_wrapper(...args) { + const start = S.token; + const expr = parser(...args); + expr.start = start; + expr.end = prev(); + return expr; + }; + } + + function handle_regexp() { + if (is("operator", "/") || is("operator", "/=")) { + S.peeked = null; + S.token = S.input(S.token.value.substr(1)); // force regexp + } + } + + var statement = embed_tokens(function statement(is_export_default, is_for_body, is_if_body) { + handle_regexp(); + switch (S.token.type) { + case "string": + if (S.in_directives) { + var token = peek(); + if (!LATEST_RAW.includes("\\") + && (is_token(token, "punc", ";") + || is_token(token, "punc", "}") + || has_newline_before(token) + || is_token(token, "eof"))) { + S.input.add_directive(S.token.value); + } else { + S.in_directives = false; + } + } + var dir = S.in_directives, stat = simple_statement(); + return dir && stat.body instanceof AST_String ? new AST_Directive(stat.body) : stat; + case "template_head": + case "num": + case "big_int": + case "regexp": + case "operator": + case "atom": + return simple_statement(); + + case "name": + if (S.token.value == "async" && is_token(peek(), "keyword", "function")) { + next(); + next(); + if (is_for_body) { + croak("functions are not allowed as the body of a loop"); + } + return function_(AST_Defun, false, true, is_export_default); + } + if (S.token.value == "import" && !is_token(peek(), "punc", "(") && !is_token(peek(), "punc", ".")) { + next(); + var node = import_(); + semicolon(); + return node; + } + return is_token(peek(), "punc", ":") + ? labeled_statement() + : simple_statement(); + + case "punc": + switch (S.token.value) { + case "{": + return new AST_BlockStatement({ + start : S.token, + body : block_(), + end : prev() + }); + case "[": + case "(": + return simple_statement(); + case ";": + S.in_directives = false; + next(); + return new AST_EmptyStatement(); + default: + unexpected(); + } + + case "keyword": + switch (S.token.value) { + case "break": + next(); + return break_cont(AST_Break); + + case "continue": + next(); + return break_cont(AST_Continue); + + case "debugger": + next(); + semicolon(); + return new AST_Debugger(); + + case "do": + next(); + var body = in_loop(statement); + expect_token("keyword", "while"); + var condition = parenthesised(); + semicolon(true); + return new AST_Do({ + body : body, + condition : condition + }); + + case "while": + next(); + return new AST_While({ + condition : parenthesised(), + body : in_loop(function() { return statement(false, true); }) + }); + + case "for": + next(); + return for_(); + + case "class": + next(); + if (is_for_body) { + croak("classes are not allowed as the body of a loop"); + } + if (is_if_body) { + croak("classes are not allowed as the body of an if"); + } + return class_(AST_DefClass); + + case "function": + next(); + if (is_for_body) { + croak("functions are not allowed as the body of a loop"); + } + return function_(AST_Defun, false, false, is_export_default); + + case "if": + next(); + return if_(); + + case "return": + if (S.in_function == 0 && !options.bare_returns) + croak("'return' outside of function"); + next(); + var value = null; + if (is("punc", ";")) { + next(); + } else if (!can_insert_semicolon()) { + value = expression(true); + semicolon(); + } + return new AST_Return({ + value: value + }); + + case "switch": + next(); + return new AST_Switch({ + expression : parenthesised(), + body : in_loop(switch_body_) + }); + + case "throw": + next(); + if (has_newline_before(S.token)) + croak("Illegal newline after 'throw'"); + var value = expression(true); + semicolon(); + return new AST_Throw({ + value: value + }); + + case "try": + next(); + return try_(); + + case "var": + next(); + var node = var_(); + semicolon(); + return node; + + case "let": + next(); + var node = let_(); + semicolon(); + return node; + + case "const": + next(); + var node = const_(); + semicolon(); + return node; + + case "with": + if (S.input.has_directive("use strict")) { + croak("Strict mode may not include a with statement"); + } + next(); + return new AST_With({ + expression : parenthesised(), + body : statement() + }); + + case "export": + if (!is_token(peek(), "punc", "(")) { + next(); + var node = export_(); + if (is("punc", ";")) semicolon(); + return node; + } + } + } + unexpected(); + }); + + function labeled_statement() { + var label = as_symbol(AST_Label); + if (label.name === "await" && is_in_async()) { + token_error(S.prev, "await cannot be used as label inside async function"); + } + if (S.labels.some((l) => l.name === label.name)) { + // ECMA-262, 12.12: An ECMAScript program is considered + // syntactically incorrect if it contains a + // LabelledStatement that is enclosed by a + // LabelledStatement with the same Identifier as label. + croak("Label " + label.name + " defined twice"); + } + expect(":"); + S.labels.push(label); + var stat = statement(); + S.labels.pop(); + if (!(stat instanceof AST_IterationStatement)) { + // check for `continue` that refers to this label. + // those should be reported as syntax errors. + // https://github.com/mishoo/UglifyJS2/issues/287 + label.references.forEach(function(ref) { + if (ref instanceof AST_Continue) { + ref = ref.label.start; + croak("Continue label `" + label.name + "` refers to non-IterationStatement.", + ref.line, ref.col, ref.pos); + } + }); + } + return new AST_LabeledStatement({ body: stat, label: label }); + } + + function simple_statement(tmp) { + return new AST_SimpleStatement({ body: (tmp = expression(true), semicolon(), tmp) }); + } + + function break_cont(type) { + var label = null, ldef; + if (!can_insert_semicolon()) { + label = as_symbol(AST_LabelRef, true); + } + if (label != null) { + ldef = S.labels.find((l) => l.name === label.name); + if (!ldef) + croak("Undefined label " + label.name); + label.thedef = ldef; + } else if (S.in_loop == 0) + croak(type.TYPE + " not inside a loop or switch"); + semicolon(); + var stat = new type({ label: label }); + if (ldef) ldef.references.push(stat); + return stat; + } + + function for_() { + var for_await_error = "`for await` invalid in this context"; + var await_tok = S.token; + if (await_tok.type == "name" && await_tok.value == "await") { + if (!is_in_async()) { + token_error(await_tok, for_await_error); + } + next(); + } else { + await_tok = false; + } + expect("("); + var init = null; + if (!is("punc", ";")) { + init = + is("keyword", "var") ? (next(), var_(true)) : + is("keyword", "let") ? (next(), let_(true)) : + is("keyword", "const") ? (next(), const_(true)) : + expression(true, true); + var is_in = is("operator", "in"); + var is_of = is("name", "of"); + if (await_tok && !is_of) { + token_error(await_tok, for_await_error); + } + if (is_in || is_of) { + if (init instanceof AST_Definitions) { + if (init.definitions.length > 1) + token_error(init.start, "Only one variable declaration allowed in for..in loop"); + } else if (!(is_assignable(init) || (init = to_destructuring(init)) instanceof AST_Destructuring)) { + token_error(init.start, "Invalid left-hand side in for..in loop"); + } + next(); + if (is_in) { + return for_in(init); + } else { + return for_of(init, !!await_tok); + } + } + } else if (await_tok) { + token_error(await_tok, for_await_error); + } + return regular_for(init); + } + + function regular_for(init) { + expect(";"); + var test = is("punc", ";") ? null : expression(true); + expect(";"); + var step = is("punc", ")") ? null : expression(true); + expect(")"); + return new AST_For({ + init : init, + condition : test, + step : step, + body : in_loop(function() { return statement(false, true); }) + }); + } + + function for_of(init, is_await) { + var lhs = init instanceof AST_Definitions ? init.definitions[0].name : null; + var obj = expression(true); + expect(")"); + return new AST_ForOf({ + await : is_await, + init : init, + name : lhs, + object : obj, + body : in_loop(function() { return statement(false, true); }) + }); + } + + function for_in(init) { + var obj = expression(true); + expect(")"); + return new AST_ForIn({ + init : init, + object : obj, + body : in_loop(function() { return statement(false, true); }) + }); + } + + var arrow_function = function(start, argnames, is_async) { + if (has_newline_before(S.token)) { + croak("Unexpected newline before arrow (=>)"); + } + + expect_token("arrow", "=>"); + + var body = _function_body(is("punc", "{"), false, is_async); + + var end = + body instanceof Array && body.length ? body[body.length - 1].end : + body instanceof Array ? start : + body.end; + + return new AST_Arrow({ + start : start, + end : end, + async : is_async, + argnames : argnames, + body : body + }); + }; + + var function_ = function(ctor, is_generator_property, is_async, is_export_default) { + var in_statement = ctor === AST_Defun; + var is_generator = is("operator", "*"); + if (is_generator) { + next(); + } + + var name = is("name") ? as_symbol(in_statement ? AST_SymbolDefun : AST_SymbolLambda) : null; + if (in_statement && !name) { + if (is_export_default) { + ctor = AST_Function; + } else { + unexpected(); + } + } + + if (name && ctor !== AST_Accessor && !(name instanceof AST_SymbolDeclaration)) + unexpected(prev()); + + var args = []; + var body = _function_body(true, is_generator || is_generator_property, is_async, name, args); + return new ctor({ + start : args.start, + end : body.end, + is_generator: is_generator, + async : is_async, + name : name, + argnames: args, + body : body + }); + }; + + function track_used_binding_identifiers(is_parameter, strict) { + var parameters = new Set(); + var duplicate = false; + var default_assignment = false; + var spread = false; + var strict_mode = !!strict; + var tracker = { + add_parameter: function(token) { + if (parameters.has(token.value)) { + if (duplicate === false) { + duplicate = token; + } + tracker.check_strict(); + } else { + parameters.add(token.value); + if (is_parameter) { + switch (token.value) { + case "arguments": + case "eval": + case "yield": + if (strict_mode) { + token_error(token, "Unexpected " + token.value + " identifier as parameter inside strict mode"); + } + break; + default: + if (RESERVED_WORDS.has(token.value)) { + unexpected(); + } + } + } + } + }, + mark_default_assignment: function(token) { + if (default_assignment === false) { + default_assignment = token; + } + }, + mark_spread: function(token) { + if (spread === false) { + spread = token; + } + }, + mark_strict_mode: function() { + strict_mode = true; + }, + is_strict: function() { + return default_assignment !== false || spread !== false || strict_mode; + }, + check_strict: function() { + if (tracker.is_strict() && duplicate !== false) { + token_error(duplicate, "Parameter " + duplicate.value + " was used already"); + } + } + }; + + return tracker; + } + + function parameters(params) { + var used_parameters = track_used_binding_identifiers(true, S.input.has_directive("use strict")); + + expect("("); + + while (!is("punc", ")")) { + var param = parameter(used_parameters); + params.push(param); + + if (!is("punc", ")")) { + expect(","); + } + + if (param instanceof AST_Expansion) { + break; + } + } + + next(); + } + + function parameter(used_parameters, symbol_type) { + var param; + var expand = false; + if (used_parameters === undefined) { + used_parameters = track_used_binding_identifiers(true, S.input.has_directive("use strict")); + } + if (is("expand", "...")) { + expand = S.token; + used_parameters.mark_spread(S.token); + next(); + } + param = binding_element(used_parameters, symbol_type); + + if (is("operator", "=") && expand === false) { + used_parameters.mark_default_assignment(S.token); + next(); + param = new AST_DefaultAssign({ + start: param.start, + left: param, + operator: "=", + right: expression(false), + end: S.token + }); + } + + if (expand !== false) { + if (!is("punc", ")")) { + unexpected(); + } + param = new AST_Expansion({ + start: expand, + expression: param, + end: expand + }); + } + used_parameters.check_strict(); + + return param; + } + + function binding_element(used_parameters, symbol_type) { + var elements = []; + var first = true; + var is_expand = false; + var expand_token; + var first_token = S.token; + if (used_parameters === undefined) { + used_parameters = track_used_binding_identifiers(false, S.input.has_directive("use strict")); + } + symbol_type = symbol_type === undefined ? AST_SymbolFunarg : symbol_type; + if (is("punc", "[")) { + next(); + while (!is("punc", "]")) { + if (first) { + first = false; + } else { + expect(","); + } + + if (is("expand", "...")) { + is_expand = true; + expand_token = S.token; + used_parameters.mark_spread(S.token); + next(); + } + if (is("punc")) { + switch (S.token.value) { + case ",": + elements.push(new AST_Hole({ + start: S.token, + end: S.token + })); + continue; + case "]": // Trailing comma after last element + break; + case "[": + case "{": + elements.push(binding_element(used_parameters, symbol_type)); + break; + default: + unexpected(); + } + } else if (is("name")) { + used_parameters.add_parameter(S.token); + elements.push(as_symbol(symbol_type)); + } else { + croak("Invalid function parameter"); + } + if (is("operator", "=") && is_expand === false) { + used_parameters.mark_default_assignment(S.token); + next(); + elements[elements.length - 1] = new AST_DefaultAssign({ + start: elements[elements.length - 1].start, + left: elements[elements.length - 1], + operator: "=", + right: expression(false), + end: S.token + }); + } + if (is_expand) { + if (!is("punc", "]")) { + croak("Rest element must be last element"); + } + elements[elements.length - 1] = new AST_Expansion({ + start: expand_token, + expression: elements[elements.length - 1], + end: expand_token + }); + } + } + expect("]"); + used_parameters.check_strict(); + return new AST_Destructuring({ + start: first_token, + names: elements, + is_array: true, + end: prev() + }); + } else if (is("punc", "{")) { + next(); + while (!is("punc", "}")) { + if (first) { + first = false; + } else { + expect(","); + } + if (is("expand", "...")) { + is_expand = true; + expand_token = S.token; + used_parameters.mark_spread(S.token); + next(); + } + if (is("name") && (is_token(peek(), "punc") || is_token(peek(), "operator")) && [",", "}", "="].includes(peek().value)) { + used_parameters.add_parameter(S.token); + var start = prev(); + var value = as_symbol(symbol_type); + if (is_expand) { + elements.push(new AST_Expansion({ + start: expand_token, + expression: value, + end: value.end, + })); + } else { + elements.push(new AST_ObjectKeyVal({ + start: start, + key: value.name, + value: value, + end: value.end, + })); + } + } else if (is("punc", "}")) { + continue; // Allow trailing hole + } else { + var property_token = S.token; + var property = as_property_name(); + if (property === null) { + unexpected(prev()); + } else if (prev().type === "name" && !is("punc", ":")) { + elements.push(new AST_ObjectKeyVal({ + start: prev(), + key: property, + value: new symbol_type({ + start: prev(), + name: property, + end: prev() + }), + end: prev() + })); + } else { + expect(":"); + elements.push(new AST_ObjectKeyVal({ + start: property_token, + quote: property_token.quote, + key: property, + value: binding_element(used_parameters, symbol_type), + end: prev() + })); + } + } + if (is_expand) { + if (!is("punc", "}")) { + croak("Rest element must be last element"); + } + } else if (is("operator", "=")) { + used_parameters.mark_default_assignment(S.token); + next(); + elements[elements.length - 1].value = new AST_DefaultAssign({ + start: elements[elements.length - 1].value.start, + left: elements[elements.length - 1].value, + operator: "=", + right: expression(false), + end: S.token + }); + } + } + expect("}"); + used_parameters.check_strict(); + return new AST_Destructuring({ + start: first_token, + names: elements, + is_array: false, + end: prev() + }); + } else if (is("name")) { + used_parameters.add_parameter(S.token); + return as_symbol(symbol_type); + } else { + croak("Invalid function parameter"); + } + } + + function params_or_seq_(allow_arrows, maybe_sequence) { + var spread_token; + var invalid_sequence; + var trailing_comma; + var a = []; + expect("("); + while (!is("punc", ")")) { + if (spread_token) unexpected(spread_token); + if (is("expand", "...")) { + spread_token = S.token; + if (maybe_sequence) invalid_sequence = S.token; + next(); + a.push(new AST_Expansion({ + start: prev(), + expression: expression(), + end: S.token, + })); + } else { + a.push(expression()); + } + if (!is("punc", ")")) { + expect(","); + if (is("punc", ")")) { + trailing_comma = prev(); + if (maybe_sequence) invalid_sequence = trailing_comma; + } + } + } + expect(")"); + if (allow_arrows && is("arrow", "=>")) { + if (spread_token && trailing_comma) unexpected(trailing_comma); + } else if (invalid_sequence) { + unexpected(invalid_sequence); + } + return a; + } + + function _function_body(block, generator, is_async, name, args) { + var loop = S.in_loop; + var labels = S.labels; + var current_generator = S.in_generator; + var current_async = S.in_async; + ++S.in_function; + if (generator) + S.in_generator = S.in_function; + if (is_async) + S.in_async = S.in_function; + if (args) parameters(args); + if (block) + S.in_directives = true; + S.in_loop = 0; + S.labels = []; + if (block) { + S.input.push_directives_stack(); + var a = block_(); + if (name) _verify_symbol(name); + if (args) args.forEach(_verify_symbol); + S.input.pop_directives_stack(); + } else { + var a = [new AST_Return({ + start: S.token, + value: expression(false), + end: S.token + })]; + } + --S.in_function; + S.in_loop = loop; + S.labels = labels; + S.in_generator = current_generator; + S.in_async = current_async; + return a; + } + + function _await_expression() { + // Previous token must be "await" and not be interpreted as an identifier + if (!is_in_async()) { + croak("Unexpected await expression outside async function", + S.prev.line, S.prev.col, S.prev.pos); + } + // the await expression is parsed as a unary expression in Babel + return new AST_Await({ + start: prev(), + end: S.token, + expression : maybe_unary(true), + }); + } + + function _yield_expression() { + // Previous token must be keyword yield and not be interpret as an identifier + if (!is_in_generator()) { + croak("Unexpected yield expression outside generator function", + S.prev.line, S.prev.col, S.prev.pos); + } + var start = S.token; + var star = false; + var has_expression = true; + + // Attempt to get expression or star (and then the mandatory expression) + // behind yield on the same line. + // + // If nothing follows on the same line of the yieldExpression, + // it should default to the value `undefined` for yield to return. + // In that case, the `undefined` stored as `null` in ast. + // + // Note 1: It isn't allowed for yield* to close without an expression + // Note 2: If there is a nlb between yield and star, it is interpret as + // yield * + if (can_insert_semicolon() || + (is("punc") && PUNC_AFTER_EXPRESSION.has(S.token.value))) { + has_expression = false; + + } else if (is("operator", "*")) { + star = true; + next(); + } + + return new AST_Yield({ + start : start, + is_star : star, + expression : has_expression ? expression() : null, + end : prev() + }); + } + + function if_() { + var cond = parenthesised(), body = statement(false, false, true), belse = null; + if (is("keyword", "else")) { + next(); + belse = statement(false, false, true); + } + return new AST_If({ + condition : cond, + body : body, + alternative : belse + }); + } + + function block_() { + expect("{"); + var a = []; + while (!is("punc", "}")) { + if (is("eof")) unexpected(); + a.push(statement()); + } + next(); + return a; + } + + function switch_body_() { + expect("{"); + var a = [], cur = null, branch = null, tmp; + while (!is("punc", "}")) { + if (is("eof")) unexpected(); + if (is("keyword", "case")) { + if (branch) branch.end = prev(); + cur = []; + branch = new AST_Case({ + start : (tmp = S.token, next(), tmp), + expression : expression(true), + body : cur + }); + a.push(branch); + expect(":"); + } else if (is("keyword", "default")) { + if (branch) branch.end = prev(); + cur = []; + branch = new AST_Default({ + start : (tmp = S.token, next(), expect(":"), tmp), + body : cur + }); + a.push(branch); + } else { + if (!cur) unexpected(); + cur.push(statement()); + } + } + if (branch) branch.end = prev(); + next(); + return a; + } + + function try_() { + var body = block_(), bcatch = null, bfinally = null; + if (is("keyword", "catch")) { + var start = S.token; + next(); + if (is("punc", "{")) { + var name = null; + } else { + expect("("); + var name = parameter(undefined, AST_SymbolCatch); + expect(")"); + } + bcatch = new AST_Catch({ + start : start, + argname : name, + body : block_(), + end : prev() + }); + } + if (is("keyword", "finally")) { + var start = S.token; + next(); + bfinally = new AST_Finally({ + start : start, + body : block_(), + end : prev() + }); + } + if (!bcatch && !bfinally) + croak("Missing catch/finally blocks"); + return new AST_Try({ + body : body, + bcatch : bcatch, + bfinally : bfinally + }); + } + + function vardefs(no_in, kind) { + var a = []; + var def; + for (;;) { + var sym_type = + kind === "var" ? AST_SymbolVar : + kind === "const" ? AST_SymbolConst : + kind === "let" ? AST_SymbolLet : null; + if (is("punc", "{") || is("punc", "[")) { + def = new AST_VarDef({ + start: S.token, + name: binding_element(undefined ,sym_type), + value: is("operator", "=") ? (expect_token("operator", "="), expression(false, no_in)) : null, + end: prev() + }); + } else { + def = new AST_VarDef({ + start : S.token, + name : as_symbol(sym_type), + value : is("operator", "=") + ? (next(), expression(false, no_in)) + : !no_in && kind === "const" + ? croak("Missing initializer in const declaration") : null, + end : prev() + }); + if (def.name.name == "import") croak("Unexpected token: import"); + } + a.push(def); + if (!is("punc", ",")) + break; + next(); + } + return a; + } + + var var_ = function(no_in) { + return new AST_Var({ + start : prev(), + definitions : vardefs(no_in, "var"), + end : prev() + }); + }; + + var let_ = function(no_in) { + return new AST_Let({ + start : prev(), + definitions : vardefs(no_in, "let"), + end : prev() + }); + }; + + var const_ = function(no_in) { + return new AST_Const({ + start : prev(), + definitions : vardefs(no_in, "const"), + end : prev() + }); + }; + + var new_ = function(allow_calls) { + var start = S.token; + expect_token("operator", "new"); + if (is("punc", ".")) { + next(); + expect_token("name", "target"); + return subscripts(new AST_NewTarget({ + start : start, + end : prev() + }), allow_calls); + } + var newexp = expr_atom(false), args; + if (is("punc", "(")) { + next(); + args = expr_list(")", true); + } else { + args = []; + } + var call = new AST_New({ + start : start, + expression : newexp, + args : args, + end : prev() + }); + annotate(call); + return subscripts(call, allow_calls); + }; + + function as_atom_node() { + var tok = S.token, ret; + switch (tok.type) { + case "name": + ret = _make_symbol(AST_SymbolRef); + break; + case "num": + ret = new AST_Number({ + start: tok, + end: tok, + value: tok.value, + raw: LATEST_RAW + }); + break; + case "big_int": + ret = new AST_BigInt({ start: tok, end: tok, value: tok.value }); + break; + case "string": + ret = new AST_String({ + start : tok, + end : tok, + value : tok.value, + quote : tok.quote + }); + break; + case "regexp": + const [_, source, flags] = tok.value.match(/^\/(.*)\/(\w*)$/); + + ret = new AST_RegExp({ start: tok, end: tok, value: { source, flags } }); + break; + case "atom": + switch (tok.value) { + case "false": + ret = new AST_False({ start: tok, end: tok }); + break; + case "true": + ret = new AST_True({ start: tok, end: tok }); + break; + case "null": + ret = new AST_Null({ start: tok, end: tok }); + break; + } + break; + } + next(); + return ret; + } + + function to_fun_args(ex, default_seen_above) { + var insert_default = function(ex, default_value) { + if (default_value) { + return new AST_DefaultAssign({ + start: ex.start, + left: ex, + operator: "=", + right: default_value, + end: default_value.end + }); + } + return ex; + }; + if (ex instanceof AST_Object) { + return insert_default(new AST_Destructuring({ + start: ex.start, + end: ex.end, + is_array: false, + names: ex.properties.map(prop => to_fun_args(prop)) + }), default_seen_above); + } else if (ex instanceof AST_ObjectKeyVal) { + ex.value = to_fun_args(ex.value); + return insert_default(ex, default_seen_above); + } else if (ex instanceof AST_Hole) { + return ex; + } else if (ex instanceof AST_Destructuring) { + ex.names = ex.names.map(name => to_fun_args(name)); + return insert_default(ex, default_seen_above); + } else if (ex instanceof AST_SymbolRef) { + return insert_default(new AST_SymbolFunarg({ + name: ex.name, + start: ex.start, + end: ex.end + }), default_seen_above); + } else if (ex instanceof AST_Expansion) { + ex.expression = to_fun_args(ex.expression); + return insert_default(ex, default_seen_above); + } else if (ex instanceof AST_Array) { + return insert_default(new AST_Destructuring({ + start: ex.start, + end: ex.end, + is_array: true, + names: ex.elements.map(elm => to_fun_args(elm)) + }), default_seen_above); + } else if (ex instanceof AST_Assign) { + return insert_default(to_fun_args(ex.left, ex.right), default_seen_above); + } else if (ex instanceof AST_DefaultAssign) { + ex.left = to_fun_args(ex.left); + return ex; + } else { + croak("Invalid function parameter", ex.start.line, ex.start.col); + } + } + + var expr_atom = function(allow_calls, allow_arrows) { + if (is("operator", "new")) { + return new_(allow_calls); + } + if (is("operator", "import")) { + return import_meta(); + } + var start = S.token; + var peeked; + var async = is("name", "async") + && (peeked = peek()).value != "[" + && peeked.type != "arrow" + && as_atom_node(); + if (is("punc")) { + switch (S.token.value) { + case "(": + if (async && !allow_calls) break; + var exprs = params_or_seq_(allow_arrows, !async); + if (allow_arrows && is("arrow", "=>")) { + return arrow_function(start, exprs.map(e => to_fun_args(e)), !!async); + } + var ex = async ? new AST_Call({ + expression: async, + args: exprs + }) : exprs.length == 1 ? exprs[0] : new AST_Sequence({ + expressions: exprs + }); + if (ex.start) { + const outer_comments_before = start.comments_before.length; + outer_comments_before_counts.set(start, outer_comments_before); + ex.start.comments_before.unshift(...start.comments_before); + start.comments_before = ex.start.comments_before; + if (outer_comments_before == 0 && start.comments_before.length > 0) { + var comment = start.comments_before[0]; + if (!comment.nlb) { + comment.nlb = start.nlb; + start.nlb = false; + } + } + start.comments_after = ex.start.comments_after; + } + ex.start = start; + var end = prev(); + if (ex.end) { + end.comments_before = ex.end.comments_before; + ex.end.comments_after.push(...end.comments_after); + end.comments_after = ex.end.comments_after; + } + ex.end = end; + if (ex instanceof AST_Call) annotate(ex); + return subscripts(ex, allow_calls); + case "[": + return subscripts(array_(), allow_calls); + case "{": + return subscripts(object_or_destructuring_(), allow_calls); + } + if (!async) unexpected(); + } + if (allow_arrows && is("name") && is_token(peek(), "arrow")) { + var param = new AST_SymbolFunarg({ + name: S.token.value, + start: start, + end: start, + }); + next(); + return arrow_function(start, [param], !!async); + } + if (is("keyword", "function")) { + next(); + var func = function_(AST_Function, false, !!async); + func.start = start; + func.end = prev(); + return subscripts(func, allow_calls); + } + if (async) return subscripts(async, allow_calls); + if (is("keyword", "class")) { + next(); + var cls = class_(AST_ClassExpression); + cls.start = start; + cls.end = prev(); + return subscripts(cls, allow_calls); + } + if (is("template_head")) { + return subscripts(template_string(), allow_calls); + } + if (ATOMIC_START_TOKEN.has(S.token.type)) { + return subscripts(as_atom_node(), allow_calls); + } + unexpected(); + }; + + function template_string() { + var segments = [], start = S.token; + + segments.push(new AST_TemplateSegment({ + start: S.token, + raw: LATEST_RAW, + value: S.token.value, + end: S.token + })); + + while (!LATEST_TEMPLATE_END) { + next(); + handle_regexp(); + segments.push(expression(true)); + + segments.push(new AST_TemplateSegment({ + start: S.token, + raw: LATEST_RAW, + value: S.token.value, + end: S.token + })); + } + next(); + + return new AST_TemplateString({ + start: start, + segments: segments, + end: S.token + }); + } + + function expr_list(closing, allow_trailing_comma, allow_empty) { + var first = true, a = []; + while (!is("punc", closing)) { + if (first) first = false; else expect(","); + if (allow_trailing_comma && is("punc", closing)) break; + if (is("punc", ",") && allow_empty) { + a.push(new AST_Hole({ start: S.token, end: S.token })); + } else if (is("expand", "...")) { + next(); + a.push(new AST_Expansion({start: prev(), expression: expression(),end: S.token})); + } else { + a.push(expression(false)); + } + } + next(); + return a; + } + + var array_ = embed_tokens(function() { + expect("["); + return new AST_Array({ + elements: expr_list("]", !options.strict, true) + }); + }); + + var create_accessor = embed_tokens((is_generator, is_async) => { + return function_(AST_Accessor, is_generator, is_async); + }); + + var object_or_destructuring_ = embed_tokens(function object_or_destructuring_() { + var start = S.token, first = true, a = []; + expect("{"); + while (!is("punc", "}")) { + if (first) first = false; else expect(","); + if (!options.strict && is("punc", "}")) + // allow trailing comma + break; + + start = S.token; + if (start.type == "expand") { + next(); + a.push(new AST_Expansion({ + start: start, + expression: expression(false), + end: prev(), + })); + continue; + } + + var name = as_property_name(); + var value; + + // Check property and fetch value + if (!is("punc", ":")) { + var concise = concise_method_or_getset(name, start); + if (concise) { + a.push(concise); + continue; + } + + value = new AST_SymbolRef({ + start: prev(), + name: name, + end: prev() + }); + } else if (name === null) { + unexpected(prev()); + } else { + next(); // `:` - see first condition + value = expression(false); + } + + // Check for default value and alter value accordingly if necessary + if (is("operator", "=")) { + next(); + value = new AST_Assign({ + start: start, + left: value, + operator: "=", + right: expression(false), + logical: false, + end: prev() + }); + } + + // Create property + a.push(new AST_ObjectKeyVal({ + start: start, + quote: start.quote, + key: name instanceof AST_Node ? name : "" + name, + value: value, + end: prev() + })); + } + next(); + return new AST_Object({ properties: a }); + }); + + function class_(KindOfClass) { + var start, method, class_name, extends_, a = []; + + S.input.push_directives_stack(); // Push directive stack, but not scope stack + S.input.add_directive("use strict"); + + if (S.token.type == "name" && S.token.value != "extends") { + class_name = as_symbol(KindOfClass === AST_DefClass ? AST_SymbolDefClass : AST_SymbolClass); + } + + if (KindOfClass === AST_DefClass && !class_name) { + unexpected(); + } + + if (S.token.value == "extends") { + next(); + extends_ = expression(true); + } + + expect("{"); + + while (is("punc", ";")) { next(); } // Leading semicolons are okay in class bodies. + while (!is("punc", "}")) { + start = S.token; + method = concise_method_or_getset(as_property_name(), start, true); + if (!method) { unexpected(); } + a.push(method); + while (is("punc", ";")) { next(); } + } + + S.input.pop_directives_stack(); + + next(); + + return new KindOfClass({ + start: start, + name: class_name, + extends: extends_, + properties: a, + end: prev(), + }); + } + + function concise_method_or_getset(name, start, is_class) { + var get_method_name_ast = function(name, start) { + if (typeof name === "string" || typeof name === "number") { + return new AST_SymbolMethod({ + start, + name: "" + name, + end: prev() + }); + } else if (name === null) { + unexpected(); + } + return name; + }; + const get_class_property_key_ast = (name) => { + if (typeof name === "string" || typeof name === "number") { + return new AST_SymbolClassProperty({ + start: property_token, + end: property_token, + name: "" + name + }); + } else if (name === null) { + unexpected(); + } + return name; + }; + var is_async = false; + var is_static = false; + var is_generator = false; + var property_token = start; + if (is_class && name === "static" && !is("punc", "(")) { + is_static = true; + property_token = S.token; + name = as_property_name(); + } + if (name === "async" && !is("punc", "(") && !is("punc", ",") && !is("punc", "}") && !is("operator", "=")) { + is_async = true; + property_token = S.token; + name = as_property_name(); + } + if (name === null) { + is_generator = true; + property_token = S.token; + name = as_property_name(); + if (name === null) { + unexpected(); + } + } + if (is("punc", "(")) { + name = get_method_name_ast(name, start); + var node = new AST_ConciseMethod({ + start : start, + static : is_static, + is_generator: is_generator, + async : is_async, + key : name, + quote : name instanceof AST_SymbolMethod ? + property_token.quote : undefined, + value : create_accessor(is_generator, is_async), + end : prev() + }); + return node; + } + const setter_token = S.token; + if (name == "get") { + if (!is("punc") || is("punc", "[")) { + name = get_method_name_ast(as_property_name(), start); + return new AST_ObjectGetter({ + start : start, + static: is_static, + key : name, + quote : name instanceof AST_SymbolMethod ? + setter_token.quote : undefined, + value : create_accessor(), + end : prev() + }); + } + } else if (name == "set") { + if (!is("punc") || is("punc", "[")) { + name = get_method_name_ast(as_property_name(), start); + return new AST_ObjectSetter({ + start : start, + static: is_static, + key : name, + quote : name instanceof AST_SymbolMethod ? + setter_token.quote : undefined, + value : create_accessor(), + end : prev() + }); + } + } + if (is_class) { + const key = get_class_property_key_ast(name); + const quote = key instanceof AST_SymbolClassProperty + ? property_token.quote + : undefined; + if (is("operator", "=")) { + next(); + return new AST_ClassProperty({ + start, + static: is_static, + quote, + key, + value: expression(false), + end: prev() + }); + } else if (is("name") || is("punc", ";") || is("punc", "}")) { + return new AST_ClassProperty({ + start, + static: is_static, + quote, + key, + end: prev() + }); + } + } + } + + function import_() { + var start = prev(); + + var imported_name; + var imported_names; + if (is("name")) { + imported_name = as_symbol(AST_SymbolImport); + } + + if (is("punc", ",")) { + next(); + } + + imported_names = map_names(true); + + if (imported_names || imported_name) { + expect_token("name", "from"); + } + var mod_str = S.token; + if (mod_str.type !== "string") { + unexpected(); + } + next(); + return new AST_Import({ + start: start, + imported_name: imported_name, + imported_names: imported_names, + module_name: new AST_String({ + start: mod_str, + value: mod_str.value, + quote: mod_str.quote, + end: mod_str, + }), + end: S.token, + }); + } + + function import_meta() { + var start = S.token; + expect_token("operator", "import"); + expect_token("punc", "."); + expect_token("name", "meta"); + return subscripts(new AST_ImportMeta({ + start: start, + end: prev() + }), false); + } + + function map_name(is_import) { + function make_symbol(type) { + return new type({ + name: as_property_name(), + start: prev(), + end: prev() + }); + } + + var foreign_type = is_import ? AST_SymbolImportForeign : AST_SymbolExportForeign; + var type = is_import ? AST_SymbolImport : AST_SymbolExport; + var start = S.token; + var foreign_name; + var name; + + if (is_import) { + foreign_name = make_symbol(foreign_type); + } else { + name = make_symbol(type); + } + if (is("name", "as")) { + next(); // The "as" word + if (is_import) { + name = make_symbol(type); + } else { + foreign_name = make_symbol(foreign_type); + } + } else if (is_import) { + name = new type(foreign_name); + } else { + foreign_name = new foreign_type(name); + } + + return new AST_NameMapping({ + start: start, + foreign_name: foreign_name, + name: name, + end: prev(), + }); + } + + function map_nameAsterisk(is_import, name) { + var foreign_type = is_import ? AST_SymbolImportForeign : AST_SymbolExportForeign; + var type = is_import ? AST_SymbolImport : AST_SymbolExport; + var start = S.token; + var foreign_name; + var end = prev(); + + name = name || new type({ + name: "*", + start: start, + end: end, + }); + + foreign_name = new foreign_type({ + name: "*", + start: start, + end: end, + }); + + return new AST_NameMapping({ + start: start, + foreign_name: foreign_name, + name: name, + end: end, + }); + } + + function map_names(is_import) { + var names; + if (is("punc", "{")) { + next(); + names = []; + while (!is("punc", "}")) { + names.push(map_name(is_import)); + if (is("punc", ",")) { + next(); + } + } + next(); + } else if (is("operator", "*")) { + var name; + next(); + if (is_import && is("name", "as")) { + next(); // The "as" word + name = as_symbol(is_import ? AST_SymbolImport : AST_SymbolExportForeign); + } + names = [map_nameAsterisk(is_import, name)]; + } + return names; + } + + function export_() { + var start = S.token; + var is_default; + var exported_names; + + if (is("keyword", "default")) { + is_default = true; + next(); + } else if (exported_names = map_names(false)) { + if (is("name", "from")) { + next(); + + var mod_str = S.token; + if (mod_str.type !== "string") { + unexpected(); + } + next(); + + return new AST_Export({ + start: start, + is_default: is_default, + exported_names: exported_names, + module_name: new AST_String({ + start: mod_str, + value: mod_str.value, + quote: mod_str.quote, + end: mod_str, + }), + end: prev(), + }); + } else { + return new AST_Export({ + start: start, + is_default: is_default, + exported_names: exported_names, + end: prev(), + }); + } + } + + var node; + var exported_value; + var exported_definition; + if (is("punc", "{") + || is_default + && (is("keyword", "class") || is("keyword", "function")) + && is_token(peek(), "punc")) { + exported_value = expression(false); + semicolon(); + } else if ((node = statement(is_default)) instanceof AST_Definitions && is_default) { + unexpected(node.start); + } else if (node instanceof AST_Definitions || node instanceof AST_Lambda || node instanceof AST_DefClass) { + exported_definition = node; + } else if (node instanceof AST_SimpleStatement) { + exported_value = node.body; + } else { + unexpected(node.start); + } + + return new AST_Export({ + start: start, + is_default: is_default, + exported_value: exported_value, + exported_definition: exported_definition, + end: prev(), + }); + } + + function as_property_name() { + var tmp = S.token; + switch (tmp.type) { + case "punc": + if (tmp.value === "[") { + next(); + var ex = expression(false); + expect("]"); + return ex; + } else unexpected(tmp); + case "operator": + if (tmp.value === "*") { + next(); + return null; + } + if (!["delete", "in", "instanceof", "new", "typeof", "void"].includes(tmp.value)) { + unexpected(tmp); + } + /* falls through */ + case "name": + case "string": + case "num": + case "big_int": + case "keyword": + case "atom": + next(); + return tmp.value; + default: + unexpected(tmp); + } + } + + function as_name() { + var tmp = S.token; + if (tmp.type != "name") unexpected(); + next(); + return tmp.value; + } + + function _make_symbol(type) { + var name = S.token.value; + return new (name == "this" ? AST_This : + name == "super" ? AST_Super : + type)({ + name : String(name), + start : S.token, + end : S.token + }); + } + + function _verify_symbol(sym) { + var name = sym.name; + if (is_in_generator() && name == "yield") { + token_error(sym.start, "Yield cannot be used as identifier inside generators"); + } + if (S.input.has_directive("use strict")) { + if (name == "yield") { + token_error(sym.start, "Unexpected yield identifier inside strict mode"); + } + if (sym instanceof AST_SymbolDeclaration && (name == "arguments" || name == "eval")) { + token_error(sym.start, "Unexpected " + name + " in strict mode"); + } + } + } + + function as_symbol(type, noerror) { + if (!is("name")) { + if (!noerror) croak("Name expected"); + return null; + } + var sym = _make_symbol(type); + _verify_symbol(sym); + next(); + return sym; + } + + // Annotate AST_Call, AST_Lambda or AST_New with the special comments + function annotate(node) { + var start = node.start; + var comments = start.comments_before; + const comments_outside_parens = outer_comments_before_counts.get(start); + var i = comments_outside_parens != null ? comments_outside_parens : comments.length; + while (--i >= 0) { + var comment = comments[i]; + if (/[@#]__/.test(comment.value)) { + if (/[@#]__PURE__/.test(comment.value)) { + set_annotation(node, _PURE); + break; + } + if (/[@#]__INLINE__/.test(comment.value)) { + set_annotation(node, _INLINE); + break; + } + if (/[@#]__NOINLINE__/.test(comment.value)) { + set_annotation(node, _NOINLINE); + break; + } + } + } + } + + var subscripts = function(expr, allow_calls, is_chain) { + var start = expr.start; + if (is("punc", ".")) { + next(); + return subscripts(new AST_Dot({ + start : start, + expression : expr, + optional : false, + property : as_name(), + end : prev() + }), allow_calls, is_chain); + } + if (is("punc", "[")) { + next(); + var prop = expression(true); + expect("]"); + return subscripts(new AST_Sub({ + start : start, + expression : expr, + optional : false, + property : prop, + end : prev() + }), allow_calls, is_chain); + } + if (allow_calls && is("punc", "(")) { + next(); + var call = new AST_Call({ + start : start, + expression : expr, + optional : false, + args : call_args(), + end : prev() + }); + annotate(call); + return subscripts(call, true, is_chain); + } + + if (is("punc", "?.")) { + next(); + + let chain_contents; + + if (allow_calls && is("punc", "(")) { + next(); + + const call = new AST_Call({ + start, + optional: true, + expression: expr, + args: call_args(), + end: prev() + }); + annotate(call); + + chain_contents = subscripts(call, true, true); + } else if (is("name")) { + chain_contents = subscripts(new AST_Dot({ + start, + expression: expr, + optional: true, + property: as_name(), + end: prev() + }), allow_calls, true); + } else if (is("punc", "[")) { + next(); + const property = expression(true); + expect("]"); + chain_contents = subscripts(new AST_Sub({ + start, + expression: expr, + optional: true, + property, + end: prev() + }), allow_calls, true); + } + + if (!chain_contents) unexpected(); + + if (chain_contents instanceof AST_Chain) return chain_contents; + + return new AST_Chain({ + start, + expression: chain_contents, + end: prev() + }); + } + + if (is("template_head")) { + if (is_chain) { + // a?.b`c` is a syntax error + unexpected(); + } + + return subscripts(new AST_PrefixedTemplateString({ + start: start, + prefix: expr, + template_string: template_string(), + end: prev() + }), allow_calls); + } + + return expr; + }; + + function call_args() { + var args = []; + while (!is("punc", ")")) { + if (is("expand", "...")) { + next(); + args.push(new AST_Expansion({ + start: prev(), + expression: expression(false), + end: prev() + })); + } else { + args.push(expression(false)); + } + if (!is("punc", ")")) { + expect(","); + } + } + next(); + return args; + } + + var maybe_unary = function(allow_calls, allow_arrows) { + var start = S.token; + if (start.type == "name" && start.value == "await") { + if (is_in_async()) { + next(); + return _await_expression(); + } else if (S.input.has_directive("use strict")) { + token_error(S.token, "Unexpected await identifier inside strict mode"); + } + } + if (is("operator") && UNARY_PREFIX.has(start.value)) { + next(); + handle_regexp(); + var ex = make_unary(AST_UnaryPrefix, start, maybe_unary(allow_calls)); + ex.start = start; + ex.end = prev(); + return ex; + } + var val = expr_atom(allow_calls, allow_arrows); + while (is("operator") && UNARY_POSTFIX.has(S.token.value) && !has_newline_before(S.token)) { + if (val instanceof AST_Arrow) unexpected(); + val = make_unary(AST_UnaryPostfix, S.token, val); + val.start = start; + val.end = S.token; + next(); + } + return val; + }; + + function make_unary(ctor, token, expr) { + var op = token.value; + switch (op) { + case "++": + case "--": + if (!is_assignable(expr)) + croak("Invalid use of " + op + " operator", token.line, token.col, token.pos); + break; + case "delete": + if (expr instanceof AST_SymbolRef && S.input.has_directive("use strict")) + croak("Calling delete on expression not allowed in strict mode", expr.start.line, expr.start.col, expr.start.pos); + break; + } + return new ctor({ operator: op, expression: expr }); + } + + var expr_op = function(left, min_prec, no_in) { + var op = is("operator") ? S.token.value : null; + if (op == "in" && no_in) op = null; + if (op == "**" && left instanceof AST_UnaryPrefix + /* unary token in front not allowed - parenthesis required */ + && !is_token(left.start, "punc", "(") + && left.operator !== "--" && left.operator !== "++") + unexpected(left.start); + var prec = op != null ? PRECEDENCE[op] : null; + if (prec != null && (prec > min_prec || (op === "**" && min_prec === prec))) { + next(); + var right = expr_op(maybe_unary(true), prec, no_in); + return expr_op(new AST_Binary({ + start : left.start, + left : left, + operator : op, + right : right, + end : right.end + }), min_prec, no_in); + } + return left; + }; + + function expr_ops(no_in) { + return expr_op(maybe_unary(true, true), 0, no_in); + } + + var maybe_conditional = function(no_in) { + var start = S.token; + var expr = expr_ops(no_in); + if (is("operator", "?")) { + next(); + var yes = expression(false); + expect(":"); + return new AST_Conditional({ + start : start, + condition : expr, + consequent : yes, + alternative : expression(false, no_in), + end : prev() + }); + } + return expr; + }; + + function is_assignable(expr) { + return expr instanceof AST_PropAccess || expr instanceof AST_SymbolRef; + } + + function to_destructuring(node) { + if (node instanceof AST_Object) { + node = new AST_Destructuring({ + start: node.start, + names: node.properties.map(to_destructuring), + is_array: false, + end: node.end + }); + } else if (node instanceof AST_Array) { + var names = []; + + for (var i = 0; i < node.elements.length; i++) { + // Only allow expansion as last element + if (node.elements[i] instanceof AST_Expansion) { + if (i + 1 !== node.elements.length) { + token_error(node.elements[i].start, "Spread must the be last element in destructuring array"); + } + node.elements[i].expression = to_destructuring(node.elements[i].expression); + } + + names.push(to_destructuring(node.elements[i])); + } + + node = new AST_Destructuring({ + start: node.start, + names: names, + is_array: true, + end: node.end + }); + } else if (node instanceof AST_ObjectProperty) { + node.value = to_destructuring(node.value); + } else if (node instanceof AST_Assign) { + node = new AST_DefaultAssign({ + start: node.start, + left: node.left, + operator: "=", + right: node.right, + end: node.end + }); + } + return node; + } + + // In ES6, AssignmentExpression can also be an ArrowFunction + var maybe_assign = function(no_in) { + handle_regexp(); + var start = S.token; + + if (start.type == "name" && start.value == "yield") { + if (is_in_generator()) { + next(); + return _yield_expression(); + } else if (S.input.has_directive("use strict")) { + token_error(S.token, "Unexpected yield identifier inside strict mode"); + } + } + + var left = maybe_conditional(no_in); + var val = S.token.value; + + if (is("operator") && ASSIGNMENT.has(val)) { + if (is_assignable(left) || (left = to_destructuring(left)) instanceof AST_Destructuring) { + next(); + + return new AST_Assign({ + start : start, + left : left, + operator : val, + right : maybe_assign(no_in), + logical : LOGICAL_ASSIGNMENT.has(val), + end : prev() + }); + } + croak("Invalid assignment"); + } + return left; + }; + + var expression = function(commas, no_in) { + var start = S.token; + var exprs = []; + while (true) { + exprs.push(maybe_assign(no_in)); + if (!commas || !is("punc", ",")) break; + next(); + commas = true; + } + return exprs.length == 1 ? exprs[0] : new AST_Sequence({ + start : start, + expressions : exprs, + end : peek() + }); + }; + + function in_loop(cont) { + ++S.in_loop; + var ret = cont(); + --S.in_loop; + return ret; + } + + if (options.expression) { + return expression(true); + } + + return (function parse_toplevel() { + var start = S.token; + var body = []; + S.input.push_directives_stack(); + if (options.module) S.input.add_directive("use strict"); + while (!is("eof")) { + body.push(statement()); + } + S.input.pop_directives_stack(); + var end = prev(); + var toplevel = options.toplevel; + if (toplevel) { + toplevel.body = toplevel.body.concat(body); + toplevel.end = end; + } else { + toplevel = new AST_Toplevel({ start: start, body: body, end: end }); + } + return toplevel; + })(); + +} + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +function DEFNODE(type, props, methods, base = AST_Node) { + if (!props) props = []; + else props = props.split(/\s+/); + var self_props = props; + if (base && base.PROPS) + props = props.concat(base.PROPS); + var code = "return function AST_" + type + "(props){ if (props) { "; + for (var i = props.length; --i >= 0;) { + code += "this." + props[i] + " = props." + props[i] + ";"; + } + const proto = base && Object.create(base.prototype); + if (proto && proto.initialize || (methods && methods.initialize)) + code += "this.initialize();"; + code += "}"; + code += "this.flags = 0;"; + code += "}"; + var ctor = new Function(code)(); + if (proto) { + ctor.prototype = proto; + ctor.BASE = base; + } + if (base) base.SUBCLASSES.push(ctor); + ctor.prototype.CTOR = ctor; + ctor.prototype.constructor = ctor; + ctor.PROPS = props || null; + ctor.SELF_PROPS = self_props; + ctor.SUBCLASSES = []; + if (type) { + ctor.prototype.TYPE = ctor.TYPE = type; + } + if (methods) for (i in methods) if (HOP(methods, i)) { + if (i[0] === "$") { + ctor[i.substr(1)] = methods[i]; + } else { + ctor.prototype[i] = methods[i]; + } + } + ctor.DEFMETHOD = function(name, method) { + this.prototype[name] = method; + }; + return ctor; +} + +const has_tok_flag = (tok, flag) => Boolean(tok.flags & flag); +const set_tok_flag = (tok, flag, truth) => { + if (truth) { + tok.flags |= flag; + } else { + tok.flags &= ~flag; + } +}; + +const TOK_FLAG_NLB = 0b0001; +const TOK_FLAG_QUOTE_SINGLE = 0b0010; +const TOK_FLAG_QUOTE_EXISTS = 0b0100; + +class AST_Token { + constructor(type, value, line, col, pos, nlb, comments_before, comments_after, file) { + this.flags = (nlb ? 1 : 0); + + this.type = type; + this.value = value; + this.line = line; + this.col = col; + this.pos = pos; + this.comments_before = comments_before; + this.comments_after = comments_after; + this.file = file; + + Object.seal(this); + } + + get nlb() { + return has_tok_flag(this, TOK_FLAG_NLB); + } + + set nlb(new_nlb) { + set_tok_flag(this, TOK_FLAG_NLB, new_nlb); + } + + get quote() { + return !has_tok_flag(this, TOK_FLAG_QUOTE_EXISTS) + ? "" + : (has_tok_flag(this, TOK_FLAG_QUOTE_SINGLE) ? "'" : '"'); + } + + set quote(quote_type) { + set_tok_flag(this, TOK_FLAG_QUOTE_SINGLE, quote_type === "'"); + set_tok_flag(this, TOK_FLAG_QUOTE_EXISTS, !!quote_type); + } +} + +var AST_Node = DEFNODE("Node", "start end", { + _clone: function(deep) { + if (deep) { + var self = this.clone(); + return self.transform(new TreeTransformer(function(node) { + if (node !== self) { + return node.clone(true); + } + })); + } + return new this.CTOR(this); + }, + clone: function(deep) { + return this._clone(deep); + }, + $documentation: "Base class of all AST nodes", + $propdoc: { + start: "[AST_Token] The first token of this node", + end: "[AST_Token] The last token of this node" + }, + _walk: function(visitor) { + return visitor._visit(this); + }, + walk: function(visitor) { + return this._walk(visitor); // not sure the indirection will be any help + }, + _children_backwards: () => {} +}, null); + +/* -----[ statements ]----- */ + +var AST_Statement = DEFNODE("Statement", null, { + $documentation: "Base class of all statements", +}); + +var AST_Debugger = DEFNODE("Debugger", null, { + $documentation: "Represents a debugger statement", +}, AST_Statement); + +var AST_Directive = DEFNODE("Directive", "value quote", { + $documentation: "Represents a directive, like \"use strict\";", + $propdoc: { + value: "[string] The value of this directive as a plain string (it's not an AST_String!)", + quote: "[string] the original quote character" + }, +}, AST_Statement); + +var AST_SimpleStatement = DEFNODE("SimpleStatement", "body", { + $documentation: "A statement consisting of an expression, i.e. a = 1 + 2", + $propdoc: { + body: "[AST_Node] an expression node (should not be instanceof AST_Statement)" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + } +}, AST_Statement); + +function walk_body(node, visitor) { + const body = node.body; + for (var i = 0, len = body.length; i < len; i++) { + body[i]._walk(visitor); + } +} + +function clone_block_scope(deep) { + var clone = this._clone(deep); + if (this.block_scope) { + // TODO this is sometimes undefined during compression. + // But it should always have a value! + clone.block_scope = this.block_scope.clone(); + } + return clone; +} + +var AST_Block = DEFNODE("Block", "body block_scope", { + $documentation: "A body of statements (usually braced)", + $propdoc: { + body: "[AST_Statement*] an array of statements", + block_scope: "[AST_Scope] the block scope" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + walk_body(this, visitor); + }); + }, + _children_backwards(push) { + let i = this.body.length; + while (i--) push(this.body[i]); + }, + clone: clone_block_scope +}, AST_Statement); + +var AST_BlockStatement = DEFNODE("BlockStatement", null, { + $documentation: "A block statement", +}, AST_Block); + +var AST_EmptyStatement = DEFNODE("EmptyStatement", null, { + $documentation: "The empty statement (empty block or simply a semicolon)" +}, AST_Statement); + +var AST_StatementWithBody = DEFNODE("StatementWithBody", "body", { + $documentation: "Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`", + $propdoc: { + body: "[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement" + } +}, AST_Statement); + +var AST_LabeledStatement = DEFNODE("LabeledStatement", "label", { + $documentation: "Statement with a label", + $propdoc: { + label: "[AST_Label] a label definition" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.label._walk(visitor); + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + push(this.label); + }, + clone: function(deep) { + var node = this._clone(deep); + if (deep) { + var label = node.label; + var def = this.label; + node.walk(new TreeWalker(function(node) { + if (node instanceof AST_LoopControl + && node.label && node.label.thedef === def) { + node.label.thedef = label; + label.references.push(node); + } + })); + } + return node; + } +}, AST_StatementWithBody); + +var AST_IterationStatement = DEFNODE("IterationStatement", "block_scope", { + $documentation: "Internal class. All loops inherit from it.", + $propdoc: { + block_scope: "[AST_Scope] the block scope for this iteration statement." + }, + clone: clone_block_scope +}, AST_StatementWithBody); + +var AST_DWLoop = DEFNODE("DWLoop", "condition", { + $documentation: "Base class for do/while statements", + $propdoc: { + condition: "[AST_Node] the loop condition. Should not be instanceof AST_Statement" + } +}, AST_IterationStatement); + +var AST_Do = DEFNODE("Do", null, { + $documentation: "A `do` statement", + _walk: function(visitor) { + return visitor._visit(this, function() { + this.body._walk(visitor); + this.condition._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.condition); + push(this.body); + } +}, AST_DWLoop); + +var AST_While = DEFNODE("While", null, { + $documentation: "A `while` statement", + _walk: function(visitor) { + return visitor._visit(this, function() { + this.condition._walk(visitor); + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + push(this.condition); + }, +}, AST_DWLoop); + +var AST_For = DEFNODE("For", "init condition step", { + $documentation: "A `for` statement", + $propdoc: { + init: "[AST_Node?] the `for` initialization code, or null if empty", + condition: "[AST_Node?] the `for` termination clause, or null if empty", + step: "[AST_Node?] the `for` update clause, or null if empty" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.init) this.init._walk(visitor); + if (this.condition) this.condition._walk(visitor); + if (this.step) this.step._walk(visitor); + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + if (this.step) push(this.step); + if (this.condition) push(this.condition); + if (this.init) push(this.init); + }, +}, AST_IterationStatement); + +var AST_ForIn = DEFNODE("ForIn", "init object", { + $documentation: "A `for ... in` statement", + $propdoc: { + init: "[AST_Node] the `for/in` initialization code", + object: "[AST_Node] the object that we're looping through" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.init._walk(visitor); + this.object._walk(visitor); + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + if (this.object) push(this.object); + if (this.init) push(this.init); + }, +}, AST_IterationStatement); + +var AST_ForOf = DEFNODE("ForOf", "await", { + $documentation: "A `for ... of` statement", +}, AST_ForIn); + +var AST_With = DEFNODE("With", "expression", { + $documentation: "A `with` statement", + $propdoc: { + expression: "[AST_Node] the `with` expression" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + this.body._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.body); + push(this.expression); + }, +}, AST_StatementWithBody); + +/* -----[ scope and functions ]----- */ + +var AST_Scope = DEFNODE("Scope", "variables functions uses_with uses_eval parent_scope enclosed cname", { + $documentation: "Base class for all statements introducing a lexical scope", + $propdoc: { + variables: "[Map/S] a map of name -> SymbolDef for all variables/functions defined in this scope", + functions: "[Map/S] like `variables`, but only lists function declarations", + uses_with: "[boolean/S] tells whether this scope uses the `with` statement", + uses_eval: "[boolean/S] tells whether this scope contains a direct call to the global `eval`", + parent_scope: "[AST_Scope?/S] link to the parent scope", + enclosed: "[SymbolDef*/S] a list of all symbol definitions that are accessed from this scope or any subscopes", + cname: "[integer/S] current index for mangling variables (used internally by the mangler)", + }, + get_defun_scope: function() { + var self = this; + while (self.is_block_scope()) { + self = self.parent_scope; + } + return self; + }, + clone: function(deep, toplevel) { + var node = this._clone(deep); + if (deep && this.variables && toplevel && !this._block_scope) { + node.figure_out_scope({}, { + toplevel: toplevel, + parent_scope: this.parent_scope + }); + } else { + if (this.variables) node.variables = new Map(this.variables); + if (this.functions) node.functions = new Map(this.functions); + if (this.enclosed) node.enclosed = this.enclosed.slice(); + if (this._block_scope) node._block_scope = this._block_scope; + } + return node; + }, + pinned: function() { + return this.uses_eval || this.uses_with; + } +}, AST_Block); + +var AST_Toplevel = DEFNODE("Toplevel", "globals", { + $documentation: "The toplevel scope", + $propdoc: { + globals: "[Map/S] a map of name -> SymbolDef for all undeclared names", + }, + wrap_commonjs: function(name) { + var body = this.body; + var wrapped_tl = "(function(exports){'$ORIG';})(typeof " + name + "=='undefined'?(" + name + "={}):" + name + ");"; + wrapped_tl = parse(wrapped_tl); + wrapped_tl = wrapped_tl.transform(new TreeTransformer(function(node) { + if (node instanceof AST_Directive && node.value == "$ORIG") { + return MAP.splice(body); + } + })); + return wrapped_tl; + }, + wrap_enclose: function(args_values) { + if (typeof args_values != "string") args_values = ""; + var index = args_values.indexOf(":"); + if (index < 0) index = args_values.length; + var body = this.body; + return parse([ + "(function(", + args_values.slice(0, index), + '){"$ORIG"})(', + args_values.slice(index + 1), + ")" + ].join("")).transform(new TreeTransformer(function(node) { + if (node instanceof AST_Directive && node.value == "$ORIG") { + return MAP.splice(body); + } + })); + } +}, AST_Scope); + +var AST_Expansion = DEFNODE("Expansion", "expression", { + $documentation: "An expandible argument, such as ...rest, a splat, such as [1,2,...all], or an expansion in a variable declaration, such as var [first, ...rest] = list", + $propdoc: { + expression: "[AST_Node] the thing to be expanded" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression.walk(visitor); + }); + }, + _children_backwards(push) { + push(this.expression); + }, +}); + +var AST_Lambda = DEFNODE("Lambda", "name argnames uses_arguments is_generator async", { + $documentation: "Base class for functions", + $propdoc: { + name: "[AST_SymbolDeclaration?] the name of this function", + argnames: "[AST_SymbolFunarg|AST_Destructuring|AST_Expansion|AST_DefaultAssign*] array of function arguments, destructurings, or expanding arguments", + uses_arguments: "[boolean/S] tells whether this function accesses the arguments array", + is_generator: "[boolean] is this a generator method", + async: "[boolean] is this method async", + }, + args_as_names: function () { + var out = []; + for (var i = 0; i < this.argnames.length; i++) { + if (this.argnames[i] instanceof AST_Destructuring) { + out.push(...this.argnames[i].all_symbols()); + } else { + out.push(this.argnames[i]); + } + } + return out; + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.name) this.name._walk(visitor); + var argnames = this.argnames; + for (var i = 0, len = argnames.length; i < len; i++) { + argnames[i]._walk(visitor); + } + walk_body(this, visitor); + }); + }, + _children_backwards(push) { + let i = this.body.length; + while (i--) push(this.body[i]); + + i = this.argnames.length; + while (i--) push(this.argnames[i]); + + if (this.name) push(this.name); + }, +}, AST_Scope); + +var AST_Accessor = DEFNODE("Accessor", null, { + $documentation: "A setter/getter function. The `name` property is always null." +}, AST_Lambda); + +var AST_Function = DEFNODE("Function", null, { + $documentation: "A function expression" +}, AST_Lambda); + +var AST_Arrow = DEFNODE("Arrow", null, { + $documentation: "An ES6 Arrow function ((a) => b)" +}, AST_Lambda); + +var AST_Defun = DEFNODE("Defun", null, { + $documentation: "A function definition" +}, AST_Lambda); + +/* -----[ DESTRUCTURING ]----- */ +var AST_Destructuring = DEFNODE("Destructuring", "names is_array", { + $documentation: "A destructuring of several names. Used in destructuring assignment and with destructuring function argument names", + $propdoc: { + "names": "[AST_Node*] Array of properties or elements", + "is_array": "[Boolean] Whether the destructuring represents an object or array" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.names.forEach(function(name) { + name._walk(visitor); + }); + }); + }, + _children_backwards(push) { + let i = this.names.length; + while (i--) push(this.names[i]); + }, + all_symbols: function() { + var out = []; + this.walk(new TreeWalker(function (node) { + if (node instanceof AST_Symbol) { + out.push(node); + } + })); + return out; + } +}); + +var AST_PrefixedTemplateString = DEFNODE("PrefixedTemplateString", "template_string prefix", { + $documentation: "A templatestring with a prefix, such as String.raw`foobarbaz`", + $propdoc: { + template_string: "[AST_TemplateString] The template string", + prefix: "[AST_Node] The prefix, which will get called." + }, + _walk: function(visitor) { + return visitor._visit(this, function () { + this.prefix._walk(visitor); + this.template_string._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.template_string); + push(this.prefix); + }, +}); + +var AST_TemplateString = DEFNODE("TemplateString", "segments", { + $documentation: "A template string literal", + $propdoc: { + segments: "[AST_Node*] One or more segments, starting with AST_TemplateSegment. AST_Node may follow AST_TemplateSegment, but each AST_Node must be followed by AST_TemplateSegment." + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.segments.forEach(function(seg) { + seg._walk(visitor); + }); + }); + }, + _children_backwards(push) { + let i = this.segments.length; + while (i--) push(this.segments[i]); + } +}); + +var AST_TemplateSegment = DEFNODE("TemplateSegment", "value raw", { + $documentation: "A segment of a template string literal", + $propdoc: { + value: "Content of the segment", + raw: "Raw source of the segment", + } +}); + +/* -----[ JUMPS ]----- */ + +var AST_Jump = DEFNODE("Jump", null, { + $documentation: "Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)" +}, AST_Statement); + +var AST_Exit = DEFNODE("Exit", "value", { + $documentation: "Base class for “exits” (`return` and `throw`)", + $propdoc: { + value: "[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return" + }, + _walk: function(visitor) { + return visitor._visit(this, this.value && function() { + this.value._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.value) push(this.value); + }, +}, AST_Jump); + +var AST_Return = DEFNODE("Return", null, { + $documentation: "A `return` statement" +}, AST_Exit); + +var AST_Throw = DEFNODE("Throw", null, { + $documentation: "A `throw` statement" +}, AST_Exit); + +var AST_LoopControl = DEFNODE("LoopControl", "label", { + $documentation: "Base class for loop control statements (`break` and `continue`)", + $propdoc: { + label: "[AST_LabelRef?] the label, or null if none", + }, + _walk: function(visitor) { + return visitor._visit(this, this.label && function() { + this.label._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.label) push(this.label); + }, +}, AST_Jump); + +var AST_Break = DEFNODE("Break", null, { + $documentation: "A `break` statement" +}, AST_LoopControl); + +var AST_Continue = DEFNODE("Continue", null, { + $documentation: "A `continue` statement" +}, AST_LoopControl); + +var AST_Await = DEFNODE("Await", "expression", { + $documentation: "An `await` statement", + $propdoc: { + expression: "[AST_Node] the mandatory expression being awaited", + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.expression); + }, +}); + +var AST_Yield = DEFNODE("Yield", "expression is_star", { + $documentation: "A `yield` statement", + $propdoc: { + expression: "[AST_Node?] the value returned or thrown by this statement; could be null (representing undefined) but only when is_star is set to false", + is_star: "[Boolean] Whether this is a yield or yield* statement" + }, + _walk: function(visitor) { + return visitor._visit(this, this.expression && function() { + this.expression._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.expression) push(this.expression); + } +}); + +/* -----[ IF ]----- */ + +var AST_If = DEFNODE("If", "condition alternative", { + $documentation: "A `if` statement", + $propdoc: { + condition: "[AST_Node] the `if` condition", + alternative: "[AST_Statement?] the `else` part, or null if not present" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.condition._walk(visitor); + this.body._walk(visitor); + if (this.alternative) this.alternative._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.alternative) { + push(this.alternative); + } + push(this.body); + push(this.condition); + } +}, AST_StatementWithBody); + +/* -----[ SWITCH ]----- */ + +var AST_Switch = DEFNODE("Switch", "expression", { + $documentation: "A `switch` statement", + $propdoc: { + expression: "[AST_Node] the `switch` “discriminant”" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + walk_body(this, visitor); + }); + }, + _children_backwards(push) { + let i = this.body.length; + while (i--) push(this.body[i]); + push(this.expression); + } +}, AST_Block); + +var AST_SwitchBranch = DEFNODE("SwitchBranch", null, { + $documentation: "Base class for `switch` branches", +}, AST_Block); + +var AST_Default = DEFNODE("Default", null, { + $documentation: "A `default` switch branch", +}, AST_SwitchBranch); + +var AST_Case = DEFNODE("Case", "expression", { + $documentation: "A `case` switch branch", + $propdoc: { + expression: "[AST_Node] the `case` expression" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + walk_body(this, visitor); + }); + }, + _children_backwards(push) { + let i = this.body.length; + while (i--) push(this.body[i]); + push(this.expression); + }, +}, AST_SwitchBranch); + +/* -----[ EXCEPTIONS ]----- */ + +var AST_Try = DEFNODE("Try", "bcatch bfinally", { + $documentation: "A `try` statement", + $propdoc: { + bcatch: "[AST_Catch?] the catch block, or null if not present", + bfinally: "[AST_Finally?] the finally block, or null if not present" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + walk_body(this, visitor); + if (this.bcatch) this.bcatch._walk(visitor); + if (this.bfinally) this.bfinally._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.bfinally) push(this.bfinally); + if (this.bcatch) push(this.bcatch); + let i = this.body.length; + while (i--) push(this.body[i]); + }, +}, AST_Block); + +var AST_Catch = DEFNODE("Catch", "argname", { + $documentation: "A `catch` node; only makes sense as part of a `try` statement", + $propdoc: { + argname: "[AST_SymbolCatch|AST_Destructuring|AST_Expansion|AST_DefaultAssign] symbol for the exception" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.argname) this.argname._walk(visitor); + walk_body(this, visitor); + }); + }, + _children_backwards(push) { + let i = this.body.length; + while (i--) push(this.body[i]); + if (this.argname) push(this.argname); + }, +}, AST_Block); + +var AST_Finally = DEFNODE("Finally", null, { + $documentation: "A `finally` node; only makes sense as part of a `try` statement" +}, AST_Block); + +/* -----[ VAR/CONST ]----- */ + +var AST_Definitions = DEFNODE("Definitions", "definitions", { + $documentation: "Base class for `var` or `const` nodes (variable declarations/initializations)", + $propdoc: { + definitions: "[AST_VarDef*] array of variable definitions" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + var definitions = this.definitions; + for (var i = 0, len = definitions.length; i < len; i++) { + definitions[i]._walk(visitor); + } + }); + }, + _children_backwards(push) { + let i = this.definitions.length; + while (i--) push(this.definitions[i]); + }, +}, AST_Statement); + +var AST_Var = DEFNODE("Var", null, { + $documentation: "A `var` statement" +}, AST_Definitions); + +var AST_Let = DEFNODE("Let", null, { + $documentation: "A `let` statement" +}, AST_Definitions); + +var AST_Const = DEFNODE("Const", null, { + $documentation: "A `const` statement" +}, AST_Definitions); + +var AST_VarDef = DEFNODE("VarDef", "name value", { + $documentation: "A variable declaration; only appears in a AST_Definitions node", + $propdoc: { + name: "[AST_Destructuring|AST_SymbolConst|AST_SymbolLet|AST_SymbolVar] name of the variable", + value: "[AST_Node?] initializer, or null of there's no initializer" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.name._walk(visitor); + if (this.value) this.value._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.value) push(this.value); + push(this.name); + }, +}); + +var AST_NameMapping = DEFNODE("NameMapping", "foreign_name name", { + $documentation: "The part of the export/import statement that declare names from a module.", + $propdoc: { + foreign_name: "[AST_SymbolExportForeign|AST_SymbolImportForeign] The name being exported/imported (as specified in the module)", + name: "[AST_SymbolExport|AST_SymbolImport] The name as it is visible to this module." + }, + _walk: function (visitor) { + return visitor._visit(this, function() { + this.foreign_name._walk(visitor); + this.name._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.name); + push(this.foreign_name); + }, +}); + +var AST_Import = DEFNODE("Import", "imported_name imported_names module_name", { + $documentation: "An `import` statement", + $propdoc: { + imported_name: "[AST_SymbolImport] The name of the variable holding the module's default export.", + imported_names: "[AST_NameMapping*] The names of non-default imported variables", + module_name: "[AST_String] String literal describing where this module came from", + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.imported_name) { + this.imported_name._walk(visitor); + } + if (this.imported_names) { + this.imported_names.forEach(function(name_import) { + name_import._walk(visitor); + }); + } + this.module_name._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.module_name); + if (this.imported_names) { + let i = this.imported_names.length; + while (i--) push(this.imported_names[i]); + } + if (this.imported_name) push(this.imported_name); + }, +}); + +var AST_ImportMeta = DEFNODE("ImportMeta", null, { + $documentation: "A reference to import.meta", +}); + +var AST_Export = DEFNODE("Export", "exported_definition exported_value is_default exported_names module_name", { + $documentation: "An `export` statement", + $propdoc: { + exported_definition: "[AST_Defun|AST_Definitions|AST_DefClass?] An exported definition", + exported_value: "[AST_Node?] An exported value", + exported_names: "[AST_NameMapping*?] List of exported names", + module_name: "[AST_String?] Name of the file to load exports from", + is_default: "[Boolean] Whether this is the default exported value of this module" + }, + _walk: function (visitor) { + return visitor._visit(this, function () { + if (this.exported_definition) { + this.exported_definition._walk(visitor); + } + if (this.exported_value) { + this.exported_value._walk(visitor); + } + if (this.exported_names) { + this.exported_names.forEach(function(name_export) { + name_export._walk(visitor); + }); + } + if (this.module_name) { + this.module_name._walk(visitor); + } + }); + }, + _children_backwards(push) { + if (this.module_name) push(this.module_name); + if (this.exported_names) { + let i = this.exported_names.length; + while (i--) push(this.exported_names[i]); + } + if (this.exported_value) push(this.exported_value); + if (this.exported_definition) push(this.exported_definition); + } +}, AST_Statement); + +/* -----[ OTHER ]----- */ + +var AST_Call = DEFNODE("Call", "expression args optional _annotations", { + $documentation: "A function call expression", + $propdoc: { + expression: "[AST_Node] expression to invoke as function", + args: "[AST_Node*] array of arguments", + optional: "[boolean] whether this is an optional call (IE ?.() )", + _annotations: "[number] bitfield containing information about the call" + }, + initialize() { + if (this._annotations == null) this._annotations = 0; + }, + _walk(visitor) { + return visitor._visit(this, function() { + var args = this.args; + for (var i = 0, len = args.length; i < len; i++) { + args[i]._walk(visitor); + } + this.expression._walk(visitor); // TODO why do we need to crawl this last? + }); + }, + _children_backwards(push) { + let i = this.args.length; + while (i--) push(this.args[i]); + push(this.expression); + }, +}); + +var AST_New = DEFNODE("New", null, { + $documentation: "An object instantiation. Derives from a function call since it has exactly the same properties" +}, AST_Call); + +var AST_Sequence = DEFNODE("Sequence", "expressions", { + $documentation: "A sequence expression (comma-separated expressions)", + $propdoc: { + expressions: "[AST_Node*] array of expressions (at least two)" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expressions.forEach(function(node) { + node._walk(visitor); + }); + }); + }, + _children_backwards(push) { + let i = this.expressions.length; + while (i--) push(this.expressions[i]); + }, +}); + +var AST_PropAccess = DEFNODE("PropAccess", "expression property optional", { + $documentation: "Base class for property access expressions, i.e. `a.foo` or `a[\"foo\"]`", + $propdoc: { + expression: "[AST_Node] the “container” expression", + property: "[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node", + + optional: "[boolean] whether this is an optional property access (IE ?.)" + } +}); + +var AST_Dot = DEFNODE("Dot", "quote", { + $documentation: "A dotted property access expression", + $propdoc: { + quote: "[string] the original quote character when transformed from AST_Sub", + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.expression); + }, +}, AST_PropAccess); + +var AST_Sub = DEFNODE("Sub", null, { + $documentation: "Index-style property access, i.e. `a[\"foo\"]`", + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + this.property._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.property); + push(this.expression); + }, +}, AST_PropAccess); + +var AST_Chain = DEFNODE("Chain", "expression", { + $documentation: "A chain expression like a?.b?.(c)?.[d]", + $propdoc: { + expression: "[AST_Call|AST_Dot|AST_Sub] chain element." + }, + _walk: function (visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.expression); + }, +}); + +var AST_Unary = DEFNODE("Unary", "operator expression", { + $documentation: "Base class for unary expressions", + $propdoc: { + operator: "[string] the operator", + expression: "[AST_Node] expression that this unary operator applies to" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.expression._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.expression); + }, +}); + +var AST_UnaryPrefix = DEFNODE("UnaryPrefix", null, { + $documentation: "Unary prefix expression, i.e. `typeof i` or `++i`" +}, AST_Unary); + +var AST_UnaryPostfix = DEFNODE("UnaryPostfix", null, { + $documentation: "Unary postfix expression, i.e. `i++`" +}, AST_Unary); + +var AST_Binary = DEFNODE("Binary", "operator left right", { + $documentation: "Binary expression, i.e. `a + b`", + $propdoc: { + left: "[AST_Node] left-hand side expression", + operator: "[string] the operator", + right: "[AST_Node] right-hand side expression" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.left._walk(visitor); + this.right._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.right); + push(this.left); + }, +}); + +var AST_Conditional = DEFNODE("Conditional", "condition consequent alternative", { + $documentation: "Conditional expression using the ternary operator, i.e. `a ? b : c`", + $propdoc: { + condition: "[AST_Node]", + consequent: "[AST_Node]", + alternative: "[AST_Node]" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + this.condition._walk(visitor); + this.consequent._walk(visitor); + this.alternative._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.alternative); + push(this.consequent); + push(this.condition); + }, +}); + +var AST_Assign = DEFNODE("Assign", "logical", { + $documentation: "An assignment expression — `a = b + 5`", + $propdoc: { + logical: "Whether it's a logical assignment" + } +}, AST_Binary); + +var AST_DefaultAssign = DEFNODE("DefaultAssign", null, { + $documentation: "A default assignment expression like in `(a = 3) => a`" +}, AST_Binary); + +/* -----[ LITERALS ]----- */ + +var AST_Array = DEFNODE("Array", "elements", { + $documentation: "An array literal", + $propdoc: { + elements: "[AST_Node*] array of elements" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + var elements = this.elements; + for (var i = 0, len = elements.length; i < len; i++) { + elements[i]._walk(visitor); + } + }); + }, + _children_backwards(push) { + let i = this.elements.length; + while (i--) push(this.elements[i]); + }, +}); + +var AST_Object = DEFNODE("Object", "properties", { + $documentation: "An object literal", + $propdoc: { + properties: "[AST_ObjectProperty*] array of properties" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + var properties = this.properties; + for (var i = 0, len = properties.length; i < len; i++) { + properties[i]._walk(visitor); + } + }); + }, + _children_backwards(push) { + let i = this.properties.length; + while (i--) push(this.properties[i]); + }, +}); + +var AST_ObjectProperty = DEFNODE("ObjectProperty", "key value", { + $documentation: "Base class for literal object properties", + $propdoc: { + key: "[string|AST_Node] property name. For ObjectKeyVal this is a string. For getters, setters and computed property this is an AST_Node.", + value: "[AST_Node] property value. For getters and setters this is an AST_Accessor." + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.key instanceof AST_Node) + this.key._walk(visitor); + this.value._walk(visitor); + }); + }, + _children_backwards(push) { + push(this.value); + if (this.key instanceof AST_Node) push(this.key); + } +}); + +var AST_ObjectKeyVal = DEFNODE("ObjectKeyVal", "quote", { + $documentation: "A key: value object property", + $propdoc: { + quote: "[string] the original quote character" + }, + computed_key() { + return this.key instanceof AST_Node; + } +}, AST_ObjectProperty); + +var AST_ObjectSetter = DEFNODE("ObjectSetter", "quote static", { + $propdoc: { + quote: "[string|undefined] the original quote character, if any", + static: "[boolean] whether this is a static setter (classes only)" + }, + $documentation: "An object setter property", + computed_key() { + return !(this.key instanceof AST_SymbolMethod); + } +}, AST_ObjectProperty); + +var AST_ObjectGetter = DEFNODE("ObjectGetter", "quote static", { + $propdoc: { + quote: "[string|undefined] the original quote character, if any", + static: "[boolean] whether this is a static getter (classes only)" + }, + $documentation: "An object getter property", + computed_key() { + return !(this.key instanceof AST_SymbolMethod); + } +}, AST_ObjectProperty); + +var AST_ConciseMethod = DEFNODE("ConciseMethod", "quote static is_generator async", { + $propdoc: { + quote: "[string|undefined] the original quote character, if any", + static: "[boolean] is this method static (classes only)", + is_generator: "[boolean] is this a generator method", + async: "[boolean] is this method async", + }, + $documentation: "An ES6 concise method inside an object or class", + computed_key() { + return !(this.key instanceof AST_SymbolMethod); + } +}, AST_ObjectProperty); + +var AST_Class = DEFNODE("Class", "name extends properties", { + $propdoc: { + name: "[AST_SymbolClass|AST_SymbolDefClass?] optional class name.", + extends: "[AST_Node]? optional parent class", + properties: "[AST_ObjectProperty*] array of properties" + }, + $documentation: "An ES6 class", + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.name) { + this.name._walk(visitor); + } + if (this.extends) { + this.extends._walk(visitor); + } + this.properties.forEach((prop) => prop._walk(visitor)); + }); + }, + _children_backwards(push) { + let i = this.properties.length; + while (i--) push(this.properties[i]); + if (this.extends) push(this.extends); + if (this.name) push(this.name); + }, +}, AST_Scope /* TODO a class might have a scope but it's not a scope */); + +var AST_ClassProperty = DEFNODE("ClassProperty", "static quote", { + $documentation: "A class property", + $propdoc: { + static: "[boolean] whether this is a static key", + quote: "[string] which quote is being used" + }, + _walk: function(visitor) { + return visitor._visit(this, function() { + if (this.key instanceof AST_Node) + this.key._walk(visitor); + if (this.value instanceof AST_Node) + this.value._walk(visitor); + }); + }, + _children_backwards(push) { + if (this.value instanceof AST_Node) push(this.value); + if (this.key instanceof AST_Node) push(this.key); + }, + computed_key() { + return !(this.key instanceof AST_SymbolClassProperty); + } +}, AST_ObjectProperty); + +var AST_DefClass = DEFNODE("DefClass", null, { + $documentation: "A class definition", +}, AST_Class); + +var AST_ClassExpression = DEFNODE("ClassExpression", null, { + $documentation: "A class expression." +}, AST_Class); + +var AST_Symbol = DEFNODE("Symbol", "scope name thedef", { + $propdoc: { + name: "[string] name of this symbol", + scope: "[AST_Scope/S] the current scope (not necessarily the definition scope)", + thedef: "[SymbolDef/S] the definition of this symbol" + }, + $documentation: "Base class for all symbols" +}); + +var AST_NewTarget = DEFNODE("NewTarget", null, { + $documentation: "A reference to new.target" +}); + +var AST_SymbolDeclaration = DEFNODE("SymbolDeclaration", "init", { + $documentation: "A declaration symbol (symbol in var/const, function name or argument, symbol in catch)", +}, AST_Symbol); + +var AST_SymbolVar = DEFNODE("SymbolVar", null, { + $documentation: "Symbol defining a variable", +}, AST_SymbolDeclaration); + +var AST_SymbolBlockDeclaration = DEFNODE("SymbolBlockDeclaration", null, { + $documentation: "Base class for block-scoped declaration symbols" +}, AST_SymbolDeclaration); + +var AST_SymbolConst = DEFNODE("SymbolConst", null, { + $documentation: "A constant declaration" +}, AST_SymbolBlockDeclaration); + +var AST_SymbolLet = DEFNODE("SymbolLet", null, { + $documentation: "A block-scoped `let` declaration" +}, AST_SymbolBlockDeclaration); + +var AST_SymbolFunarg = DEFNODE("SymbolFunarg", null, { + $documentation: "Symbol naming a function argument", +}, AST_SymbolVar); + +var AST_SymbolDefun = DEFNODE("SymbolDefun", null, { + $documentation: "Symbol defining a function", +}, AST_SymbolDeclaration); + +var AST_SymbolMethod = DEFNODE("SymbolMethod", null, { + $documentation: "Symbol in an object defining a method", +}, AST_Symbol); + +var AST_SymbolClassProperty = DEFNODE("SymbolClassProperty", null, { + $documentation: "Symbol for a class property", +}, AST_Symbol); + +var AST_SymbolLambda = DEFNODE("SymbolLambda", null, { + $documentation: "Symbol naming a function expression", +}, AST_SymbolDeclaration); + +var AST_SymbolDefClass = DEFNODE("SymbolDefClass", null, { + $documentation: "Symbol naming a class's name in a class declaration. Lexically scoped to its containing scope, and accessible within the class." +}, AST_SymbolBlockDeclaration); + +var AST_SymbolClass = DEFNODE("SymbolClass", null, { + $documentation: "Symbol naming a class's name. Lexically scoped to the class." +}, AST_SymbolDeclaration); + +var AST_SymbolCatch = DEFNODE("SymbolCatch", null, { + $documentation: "Symbol naming the exception in catch", +}, AST_SymbolBlockDeclaration); + +var AST_SymbolImport = DEFNODE("SymbolImport", null, { + $documentation: "Symbol referring to an imported name", +}, AST_SymbolBlockDeclaration); + +var AST_SymbolImportForeign = DEFNODE("SymbolImportForeign", null, { + $documentation: "A symbol imported from a module, but it is defined in the other module, and its real name is irrelevant for this module's purposes", +}, AST_Symbol); + +var AST_Label = DEFNODE("Label", "references", { + $documentation: "Symbol naming a label (declaration)", + $propdoc: { + references: "[AST_LoopControl*] a list of nodes referring to this label" + }, + initialize: function() { + this.references = []; + this.thedef = this; + } +}, AST_Symbol); + +var AST_SymbolRef = DEFNODE("SymbolRef", null, { + $documentation: "Reference to some symbol (not definition/declaration)", +}, AST_Symbol); + +var AST_SymbolExport = DEFNODE("SymbolExport", null, { + $documentation: "Symbol referring to a name to export", +}, AST_SymbolRef); + +var AST_SymbolExportForeign = DEFNODE("SymbolExportForeign", null, { + $documentation: "A symbol exported from this module, but it is used in the other module, and its real name is irrelevant for this module's purposes", +}, AST_Symbol); + +var AST_LabelRef = DEFNODE("LabelRef", null, { + $documentation: "Reference to a label symbol", +}, AST_Symbol); + +var AST_This = DEFNODE("This", null, { + $documentation: "The `this` symbol", +}, AST_Symbol); + +var AST_Super = DEFNODE("Super", null, { + $documentation: "The `super` symbol", +}, AST_This); + +var AST_Constant = DEFNODE("Constant", null, { + $documentation: "Base class for all constants", + getValue: function() { + return this.value; + } +}); + +var AST_String = DEFNODE("String", "value quote", { + $documentation: "A string literal", + $propdoc: { + value: "[string] the contents of this string", + quote: "[string] the original quote character" + } +}, AST_Constant); + +var AST_Number = DEFNODE("Number", "value raw", { + $documentation: "A number literal", + $propdoc: { + value: "[number] the numeric value", + raw: "[string] numeric value as string" + } +}, AST_Constant); + +var AST_BigInt = DEFNODE("BigInt", "value", { + $documentation: "A big int literal", + $propdoc: { + value: "[string] big int value" + } +}, AST_Constant); + +var AST_RegExp = DEFNODE("RegExp", "value", { + $documentation: "A regexp literal", + $propdoc: { + value: "[RegExp] the actual regexp", + } +}, AST_Constant); + +var AST_Atom = DEFNODE("Atom", null, { + $documentation: "Base class for atoms", +}, AST_Constant); + +var AST_Null = DEFNODE("Null", null, { + $documentation: "The `null` atom", + value: null +}, AST_Atom); + +var AST_NaN = DEFNODE("NaN", null, { + $documentation: "The impossible value", + value: 0/0 +}, AST_Atom); + +var AST_Undefined = DEFNODE("Undefined", null, { + $documentation: "The `undefined` value", + value: (function() {}()) +}, AST_Atom); + +var AST_Hole = DEFNODE("Hole", null, { + $documentation: "A hole in an array", + value: (function() {}()) +}, AST_Atom); + +var AST_Infinity = DEFNODE("Infinity", null, { + $documentation: "The `Infinity` value", + value: 1/0 +}, AST_Atom); + +var AST_Boolean = DEFNODE("Boolean", null, { + $documentation: "Base class for booleans", +}, AST_Atom); + +var AST_False = DEFNODE("False", null, { + $documentation: "The `false` atom", + value: false +}, AST_Boolean); + +var AST_True = DEFNODE("True", null, { + $documentation: "The `true` atom", + value: true +}, AST_Boolean); + +/* -----[ Walk function ]---- */ + +/** + * Walk nodes in depth-first search fashion. + * Callback can return `walk_abort` symbol to stop iteration. + * It can also return `true` to stop iteration just for child nodes. + * Iteration can be stopped and continued by passing the `to_visit` argument, + * which is given to the callback in the second argument. + **/ +function walk(node, cb, to_visit = [node]) { + const push = to_visit.push.bind(to_visit); + while (to_visit.length) { + const node = to_visit.pop(); + const ret = cb(node, to_visit); + + if (ret) { + if (ret === walk_abort) return true; + continue; + } + + node._children_backwards(push); + } + return false; +} + +function walk_parent(node, cb, initial_stack) { + const to_visit = [node]; + const push = to_visit.push.bind(to_visit); + const stack = initial_stack ? initial_stack.slice() : []; + const parent_pop_indices = []; + + let current; + + const info = { + parent: (n = 0) => { + if (n === -1) { + return current; + } + + // [ p1 p0 ] [ 1 0 ] + if (initial_stack && n >= stack.length) { + n -= stack.length; + return initial_stack[ + initial_stack.length - (n + 1) + ]; + } + + return stack[stack.length - (1 + n)]; + }, + }; + + while (to_visit.length) { + current = to_visit.pop(); + + while ( + parent_pop_indices.length && + to_visit.length == parent_pop_indices[parent_pop_indices.length - 1] + ) { + stack.pop(); + parent_pop_indices.pop(); + } + + const ret = cb(current, info); + + if (ret) { + if (ret === walk_abort) return true; + continue; + } + + const visit_length = to_visit.length; + + current._children_backwards(push); + + // Push only if we're going to traverse the children + if (to_visit.length > visit_length) { + stack.push(current); + parent_pop_indices.push(visit_length - 1); + } + } + + return false; +} + +const walk_abort = Symbol("abort walk"); + +/* -----[ TreeWalker ]----- */ + +class TreeWalker { + constructor(callback) { + this.visit = callback; + this.stack = []; + this.directives = Object.create(null); + } + + _visit(node, descend) { + this.push(node); + var ret = this.visit(node, descend ? function() { + descend.call(node); + } : noop); + if (!ret && descend) { + descend.call(node); + } + this.pop(); + return ret; + } + + parent(n) { + return this.stack[this.stack.length - 2 - (n || 0)]; + } + + push(node) { + if (node instanceof AST_Lambda) { + this.directives = Object.create(this.directives); + } else if (node instanceof AST_Directive && !this.directives[node.value]) { + this.directives[node.value] = node; + } else if (node instanceof AST_Class) { + this.directives = Object.create(this.directives); + if (!this.directives["use strict"]) { + this.directives["use strict"] = node; + } + } + this.stack.push(node); + } + + pop() { + var node = this.stack.pop(); + if (node instanceof AST_Lambda || node instanceof AST_Class) { + this.directives = Object.getPrototypeOf(this.directives); + } + } + + self() { + return this.stack[this.stack.length - 1]; + } + + find_parent(type) { + var stack = this.stack; + for (var i = stack.length; --i >= 0;) { + var x = stack[i]; + if (x instanceof type) return x; + } + } + + has_directive(type) { + var dir = this.directives[type]; + if (dir) return dir; + var node = this.stack[this.stack.length - 1]; + if (node instanceof AST_Scope && node.body) { + for (var i = 0; i < node.body.length; ++i) { + var st = node.body[i]; + if (!(st instanceof AST_Directive)) break; + if (st.value == type) return st; + } + } + } + + loopcontrol_target(node) { + var stack = this.stack; + if (node.label) for (var i = stack.length; --i >= 0;) { + var x = stack[i]; + if (x instanceof AST_LabeledStatement && x.label.name == node.label.name) + return x.body; + } else for (var i = stack.length; --i >= 0;) { + var x = stack[i]; + if (x instanceof AST_IterationStatement + || node instanceof AST_Break && x instanceof AST_Switch) + return x; + } + } +} + +// Tree transformer helpers. +class TreeTransformer extends TreeWalker { + constructor(before, after) { + super(); + this.before = before; + this.after = after; + } +} + +const _PURE = 0b00000001; +const _INLINE = 0b00000010; +const _NOINLINE = 0b00000100; + +var ast = /*#__PURE__*/Object.freeze({ +__proto__: null, +AST_Accessor: AST_Accessor, +AST_Array: AST_Array, +AST_Arrow: AST_Arrow, +AST_Assign: AST_Assign, +AST_Atom: AST_Atom, +AST_Await: AST_Await, +AST_BigInt: AST_BigInt, +AST_Binary: AST_Binary, +AST_Block: AST_Block, +AST_BlockStatement: AST_BlockStatement, +AST_Boolean: AST_Boolean, +AST_Break: AST_Break, +AST_Call: AST_Call, +AST_Case: AST_Case, +AST_Catch: AST_Catch, +AST_Chain: AST_Chain, +AST_Class: AST_Class, +AST_ClassExpression: AST_ClassExpression, +AST_ClassProperty: AST_ClassProperty, +AST_ConciseMethod: AST_ConciseMethod, +AST_Conditional: AST_Conditional, +AST_Const: AST_Const, +AST_Constant: AST_Constant, +AST_Continue: AST_Continue, +AST_Debugger: AST_Debugger, +AST_Default: AST_Default, +AST_DefaultAssign: AST_DefaultAssign, +AST_DefClass: AST_DefClass, +AST_Definitions: AST_Definitions, +AST_Defun: AST_Defun, +AST_Destructuring: AST_Destructuring, +AST_Directive: AST_Directive, +AST_Do: AST_Do, +AST_Dot: AST_Dot, +AST_DWLoop: AST_DWLoop, +AST_EmptyStatement: AST_EmptyStatement, +AST_Exit: AST_Exit, +AST_Expansion: AST_Expansion, +AST_Export: AST_Export, +AST_False: AST_False, +AST_Finally: AST_Finally, +AST_For: AST_For, +AST_ForIn: AST_ForIn, +AST_ForOf: AST_ForOf, +AST_Function: AST_Function, +AST_Hole: AST_Hole, +AST_If: AST_If, +AST_Import: AST_Import, +AST_ImportMeta: AST_ImportMeta, +AST_Infinity: AST_Infinity, +AST_IterationStatement: AST_IterationStatement, +AST_Jump: AST_Jump, +AST_Label: AST_Label, +AST_LabeledStatement: AST_LabeledStatement, +AST_LabelRef: AST_LabelRef, +AST_Lambda: AST_Lambda, +AST_Let: AST_Let, +AST_LoopControl: AST_LoopControl, +AST_NameMapping: AST_NameMapping, +AST_NaN: AST_NaN, +AST_New: AST_New, +AST_NewTarget: AST_NewTarget, +AST_Node: AST_Node, +AST_Null: AST_Null, +AST_Number: AST_Number, +AST_Object: AST_Object, +AST_ObjectGetter: AST_ObjectGetter, +AST_ObjectKeyVal: AST_ObjectKeyVal, +AST_ObjectProperty: AST_ObjectProperty, +AST_ObjectSetter: AST_ObjectSetter, +AST_PrefixedTemplateString: AST_PrefixedTemplateString, +AST_PropAccess: AST_PropAccess, +AST_RegExp: AST_RegExp, +AST_Return: AST_Return, +AST_Scope: AST_Scope, +AST_Sequence: AST_Sequence, +AST_SimpleStatement: AST_SimpleStatement, +AST_Statement: AST_Statement, +AST_StatementWithBody: AST_StatementWithBody, +AST_String: AST_String, +AST_Sub: AST_Sub, +AST_Super: AST_Super, +AST_Switch: AST_Switch, +AST_SwitchBranch: AST_SwitchBranch, +AST_Symbol: AST_Symbol, +AST_SymbolBlockDeclaration: AST_SymbolBlockDeclaration, +AST_SymbolCatch: AST_SymbolCatch, +AST_SymbolClass: AST_SymbolClass, +AST_SymbolClassProperty: AST_SymbolClassProperty, +AST_SymbolConst: AST_SymbolConst, +AST_SymbolDeclaration: AST_SymbolDeclaration, +AST_SymbolDefClass: AST_SymbolDefClass, +AST_SymbolDefun: AST_SymbolDefun, +AST_SymbolExport: AST_SymbolExport, +AST_SymbolExportForeign: AST_SymbolExportForeign, +AST_SymbolFunarg: AST_SymbolFunarg, +AST_SymbolImport: AST_SymbolImport, +AST_SymbolImportForeign: AST_SymbolImportForeign, +AST_SymbolLambda: AST_SymbolLambda, +AST_SymbolLet: AST_SymbolLet, +AST_SymbolMethod: AST_SymbolMethod, +AST_SymbolRef: AST_SymbolRef, +AST_SymbolVar: AST_SymbolVar, +AST_TemplateSegment: AST_TemplateSegment, +AST_TemplateString: AST_TemplateString, +AST_This: AST_This, +AST_Throw: AST_Throw, +AST_Token: AST_Token, +AST_Toplevel: AST_Toplevel, +AST_True: AST_True, +AST_Try: AST_Try, +AST_Unary: AST_Unary, +AST_UnaryPostfix: AST_UnaryPostfix, +AST_UnaryPrefix: AST_UnaryPrefix, +AST_Undefined: AST_Undefined, +AST_Var: AST_Var, +AST_VarDef: AST_VarDef, +AST_While: AST_While, +AST_With: AST_With, +AST_Yield: AST_Yield, +TreeTransformer: TreeTransformer, +TreeWalker: TreeWalker, +walk: walk, +walk_abort: walk_abort, +walk_body: walk_body, +walk_parent: walk_parent, +_INLINE: _INLINE, +_NOINLINE: _NOINLINE, +_PURE: _PURE +}); + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +function def_transform(node, descend) { + node.DEFMETHOD("transform", function(tw, in_list) { + let transformed = undefined; + tw.push(this); + if (tw.before) transformed = tw.before(this, descend, in_list); + if (transformed === undefined) { + transformed = this; + descend(transformed, tw); + if (tw.after) { + const after_ret = tw.after(transformed, in_list); + if (after_ret !== undefined) transformed = after_ret; + } + } + tw.pop(); + return transformed; + }); +} + +function do_list(list, tw) { + return MAP(list, function(node) { + return node.transform(tw, true); + }); +} + +def_transform(AST_Node, noop); + +def_transform(AST_LabeledStatement, function(self, tw) { + self.label = self.label.transform(tw); + self.body = self.body.transform(tw); +}); + +def_transform(AST_SimpleStatement, function(self, tw) { + self.body = self.body.transform(tw); +}); + +def_transform(AST_Block, function(self, tw) { + self.body = do_list(self.body, tw); +}); + +def_transform(AST_Do, function(self, tw) { + self.body = self.body.transform(tw); + self.condition = self.condition.transform(tw); +}); + +def_transform(AST_While, function(self, tw) { + self.condition = self.condition.transform(tw); + self.body = self.body.transform(tw); +}); + +def_transform(AST_For, function(self, tw) { + if (self.init) self.init = self.init.transform(tw); + if (self.condition) self.condition = self.condition.transform(tw); + if (self.step) self.step = self.step.transform(tw); + self.body = self.body.transform(tw); +}); + +def_transform(AST_ForIn, function(self, tw) { + self.init = self.init.transform(tw); + self.object = self.object.transform(tw); + self.body = self.body.transform(tw); +}); + +def_transform(AST_With, function(self, tw) { + self.expression = self.expression.transform(tw); + self.body = self.body.transform(tw); +}); + +def_transform(AST_Exit, function(self, tw) { + if (self.value) self.value = self.value.transform(tw); +}); + +def_transform(AST_LoopControl, function(self, tw) { + if (self.label) self.label = self.label.transform(tw); +}); + +def_transform(AST_If, function(self, tw) { + self.condition = self.condition.transform(tw); + self.body = self.body.transform(tw); + if (self.alternative) self.alternative = self.alternative.transform(tw); +}); + +def_transform(AST_Switch, function(self, tw) { + self.expression = self.expression.transform(tw); + self.body = do_list(self.body, tw); +}); + +def_transform(AST_Case, function(self, tw) { + self.expression = self.expression.transform(tw); + self.body = do_list(self.body, tw); +}); + +def_transform(AST_Try, function(self, tw) { + self.body = do_list(self.body, tw); + if (self.bcatch) self.bcatch = self.bcatch.transform(tw); + if (self.bfinally) self.bfinally = self.bfinally.transform(tw); +}); + +def_transform(AST_Catch, function(self, tw) { + if (self.argname) self.argname = self.argname.transform(tw); + self.body = do_list(self.body, tw); +}); + +def_transform(AST_Definitions, function(self, tw) { + self.definitions = do_list(self.definitions, tw); +}); + +def_transform(AST_VarDef, function(self, tw) { + self.name = self.name.transform(tw); + if (self.value) self.value = self.value.transform(tw); +}); + +def_transform(AST_Destructuring, function(self, tw) { + self.names = do_list(self.names, tw); +}); + +def_transform(AST_Lambda, function(self, tw) { + if (self.name) self.name = self.name.transform(tw); + self.argnames = do_list(self.argnames, tw); + if (self.body instanceof AST_Node) { + self.body = self.body.transform(tw); + } else { + self.body = do_list(self.body, tw); + } +}); + +def_transform(AST_Call, function(self, tw) { + self.expression = self.expression.transform(tw); + self.args = do_list(self.args, tw); +}); + +def_transform(AST_Sequence, function(self, tw) { + const result = do_list(self.expressions, tw); + self.expressions = result.length + ? result + : [new AST_Number({ value: 0 })]; +}); + +def_transform(AST_Dot, function(self, tw) { + self.expression = self.expression.transform(tw); +}); + +def_transform(AST_Sub, function(self, tw) { + self.expression = self.expression.transform(tw); + self.property = self.property.transform(tw); +}); + +def_transform(AST_Chain, function(self, tw) { + self.expression = self.expression.transform(tw); +}); + +def_transform(AST_Yield, function(self, tw) { + if (self.expression) self.expression = self.expression.transform(tw); +}); + +def_transform(AST_Await, function(self, tw) { + self.expression = self.expression.transform(tw); +}); + +def_transform(AST_Unary, function(self, tw) { + self.expression = self.expression.transform(tw); +}); + +def_transform(AST_Binary, function(self, tw) { + self.left = self.left.transform(tw); + self.right = self.right.transform(tw); +}); + +def_transform(AST_Conditional, function(self, tw) { + self.condition = self.condition.transform(tw); + self.consequent = self.consequent.transform(tw); + self.alternative = self.alternative.transform(tw); +}); + +def_transform(AST_Array, function(self, tw) { + self.elements = do_list(self.elements, tw); +}); + +def_transform(AST_Object, function(self, tw) { + self.properties = do_list(self.properties, tw); +}); + +def_transform(AST_ObjectProperty, function(self, tw) { + if (self.key instanceof AST_Node) { + self.key = self.key.transform(tw); + } + if (self.value) self.value = self.value.transform(tw); +}); + +def_transform(AST_Class, function(self, tw) { + if (self.name) self.name = self.name.transform(tw); + if (self.extends) self.extends = self.extends.transform(tw); + self.properties = do_list(self.properties, tw); +}); + +def_transform(AST_Expansion, function(self, tw) { + self.expression = self.expression.transform(tw); +}); + +def_transform(AST_NameMapping, function(self, tw) { + self.foreign_name = self.foreign_name.transform(tw); + self.name = self.name.transform(tw); +}); + +def_transform(AST_Import, function(self, tw) { + if (self.imported_name) self.imported_name = self.imported_name.transform(tw); + if (self.imported_names) do_list(self.imported_names, tw); + self.module_name = self.module_name.transform(tw); +}); + +def_transform(AST_Export, function(self, tw) { + if (self.exported_definition) self.exported_definition = self.exported_definition.transform(tw); + if (self.exported_value) self.exported_value = self.exported_value.transform(tw); + if (self.exported_names) do_list(self.exported_names, tw); + if (self.module_name) self.module_name = self.module_name.transform(tw); +}); + +def_transform(AST_TemplateString, function(self, tw) { + self.segments = do_list(self.segments, tw); +}); + +def_transform(AST_PrefixedTemplateString, function(self, tw) { + self.prefix = self.prefix.transform(tw); + self.template_string = self.template_string.transform(tw); +}); + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +(function() { + + var normalize_directives = function(body) { + var in_directive = true; + + for (var i = 0; i < body.length; i++) { + if (in_directive && body[i] instanceof AST_Statement && body[i].body instanceof AST_String) { + body[i] = new AST_Directive({ + start: body[i].start, + end: body[i].end, + value: body[i].body.value + }); + } else if (in_directive && !(body[i] instanceof AST_Statement && body[i].body instanceof AST_String)) { + in_directive = false; + } + } + + return body; + }; + + var MOZ_TO_ME = { + Program: function(M) { + return new AST_Toplevel({ + start: my_start_token(M), + end: my_end_token(M), + body: normalize_directives(M.body.map(from_moz)) + }); + }, + ArrayPattern: function(M) { + return new AST_Destructuring({ + start: my_start_token(M), + end: my_end_token(M), + names: M.elements.map(function(elm) { + if (elm === null) { + return new AST_Hole(); + } + return from_moz(elm); + }), + is_array: true + }); + }, + ObjectPattern: function(M) { + return new AST_Destructuring({ + start: my_start_token(M), + end: my_end_token(M), + names: M.properties.map(from_moz), + is_array: false + }); + }, + AssignmentPattern: function(M) { + return new AST_DefaultAssign({ + start: my_start_token(M), + end: my_end_token(M), + left: from_moz(M.left), + operator: "=", + right: from_moz(M.right) + }); + }, + SpreadElement: function(M) { + return new AST_Expansion({ + start: my_start_token(M), + end: my_end_token(M), + expression: from_moz(M.argument) + }); + }, + RestElement: function(M) { + return new AST_Expansion({ + start: my_start_token(M), + end: my_end_token(M), + expression: from_moz(M.argument) + }); + }, + TemplateElement: function(M) { + return new AST_TemplateSegment({ + start: my_start_token(M), + end: my_end_token(M), + value: M.value.cooked, + raw: M.value.raw + }); + }, + TemplateLiteral: function(M) { + var segments = []; + for (var i = 0; i < M.quasis.length; i++) { + segments.push(from_moz(M.quasis[i])); + if (M.expressions[i]) { + segments.push(from_moz(M.expressions[i])); + } + } + return new AST_TemplateString({ + start: my_start_token(M), + end: my_end_token(M), + segments: segments + }); + }, + TaggedTemplateExpression: function(M) { + return new AST_PrefixedTemplateString({ + start: my_start_token(M), + end: my_end_token(M), + template_string: from_moz(M.quasi), + prefix: from_moz(M.tag) + }); + }, + FunctionDeclaration: function(M) { + return new AST_Defun({ + start: my_start_token(M), + end: my_end_token(M), + name: from_moz(M.id), + argnames: M.params.map(from_moz), + is_generator: M.generator, + async: M.async, + body: normalize_directives(from_moz(M.body).body) + }); + }, + FunctionExpression: function(M) { + return new AST_Function({ + start: my_start_token(M), + end: my_end_token(M), + name: from_moz(M.id), + argnames: M.params.map(from_moz), + is_generator: M.generator, + async: M.async, + body: normalize_directives(from_moz(M.body).body) + }); + }, + ArrowFunctionExpression: function(M) { + const body = M.body.type === "BlockStatement" + ? from_moz(M.body).body + : [make_node(AST_Return, {}, { value: from_moz(M.body) })]; + return new AST_Arrow({ + start: my_start_token(M), + end: my_end_token(M), + argnames: M.params.map(from_moz), + body, + async: M.async, + }); + }, + ExpressionStatement: function(M) { + return new AST_SimpleStatement({ + start: my_start_token(M), + end: my_end_token(M), + body: from_moz(M.expression) + }); + }, + TryStatement: function(M) { + var handlers = M.handlers || [M.handler]; + if (handlers.length > 1 || M.guardedHandlers && M.guardedHandlers.length) { + throw new Error("Multiple catch clauses are not supported."); + } + return new AST_Try({ + start : my_start_token(M), + end : my_end_token(M), + body : from_moz(M.block).body, + bcatch : from_moz(handlers[0]), + bfinally : M.finalizer ? new AST_Finally(from_moz(M.finalizer)) : null + }); + }, + Property: function(M) { + var key = M.key; + var args = { + start : my_start_token(key || M.value), + end : my_end_token(M.value), + key : key.type == "Identifier" ? key.name : key.value, + value : from_moz(M.value) + }; + if (M.computed) { + args.key = from_moz(M.key); + } + if (M.method) { + args.is_generator = M.value.generator; + args.async = M.value.async; + if (!M.computed) { + args.key = new AST_SymbolMethod({ name: args.key }); + } else { + args.key = from_moz(M.key); + } + return new AST_ConciseMethod(args); + } + if (M.kind == "init") { + if (key.type != "Identifier" && key.type != "Literal") { + args.key = from_moz(key); + } + return new AST_ObjectKeyVal(args); + } + if (typeof args.key === "string" || typeof args.key === "number") { + args.key = new AST_SymbolMethod({ + name: args.key + }); + } + args.value = new AST_Accessor(args.value); + if (M.kind == "get") return new AST_ObjectGetter(args); + if (M.kind == "set") return new AST_ObjectSetter(args); + if (M.kind == "method") { + args.async = M.value.async; + args.is_generator = M.value.generator; + args.quote = M.computed ? "\"" : null; + return new AST_ConciseMethod(args); + } + }, + MethodDefinition: function(M) { + var args = { + start : my_start_token(M), + end : my_end_token(M), + key : M.computed ? from_moz(M.key) : new AST_SymbolMethod({ name: M.key.name || M.key.value }), + value : from_moz(M.value), + static : M.static, + }; + if (M.kind == "get") { + return new AST_ObjectGetter(args); + } + if (M.kind == "set") { + return new AST_ObjectSetter(args); + } + args.is_generator = M.value.generator; + args.async = M.value.async; + return new AST_ConciseMethod(args); + }, + FieldDefinition: function(M) { + let key; + if (M.computed) { + key = from_moz(M.key); + } else { + if (M.key.type !== "Identifier") throw new Error("Non-Identifier key in FieldDefinition"); + key = from_moz(M.key); + } + return new AST_ClassProperty({ + start : my_start_token(M), + end : my_end_token(M), + key, + value : from_moz(M.value), + static : M.static, + }); + }, + ArrayExpression: function(M) { + return new AST_Array({ + start : my_start_token(M), + end : my_end_token(M), + elements : M.elements.map(function(elem) { + return elem === null ? new AST_Hole() : from_moz(elem); + }) + }); + }, + ObjectExpression: function(M) { + return new AST_Object({ + start : my_start_token(M), + end : my_end_token(M), + properties : M.properties.map(function(prop) { + if (prop.type === "SpreadElement") { + return from_moz(prop); + } + prop.type = "Property"; + return from_moz(prop); + }) + }); + }, + SequenceExpression: function(M) { + return new AST_Sequence({ + start : my_start_token(M), + end : my_end_token(M), + expressions: M.expressions.map(from_moz) + }); + }, + MemberExpression: function(M) { + return new (M.computed ? AST_Sub : AST_Dot)({ + start : my_start_token(M), + end : my_end_token(M), + property : M.computed ? from_moz(M.property) : M.property.name, + expression : from_moz(M.object), + optional : M.optional || false + }); + }, + ChainExpression: function(M) { + return new AST_Chain({ + start : my_start_token(M), + end : my_end_token(M), + expression : from_moz(M.expression) + }); + }, + SwitchCase: function(M) { + return new (M.test ? AST_Case : AST_Default)({ + start : my_start_token(M), + end : my_end_token(M), + expression : from_moz(M.test), + body : M.consequent.map(from_moz) + }); + }, + VariableDeclaration: function(M) { + return new (M.kind === "const" ? AST_Const : + M.kind === "let" ? AST_Let : AST_Var)({ + start : my_start_token(M), + end : my_end_token(M), + definitions : M.declarations.map(from_moz) + }); + }, + + ImportDeclaration: function(M) { + var imported_name = null; + var imported_names = null; + M.specifiers.forEach(function (specifier) { + if (specifier.type === "ImportSpecifier") { + if (!imported_names) { imported_names = []; } + imported_names.push(new AST_NameMapping({ + start: my_start_token(specifier), + end: my_end_token(specifier), + foreign_name: from_moz(specifier.imported), + name: from_moz(specifier.local) + })); + } else if (specifier.type === "ImportDefaultSpecifier") { + imported_name = from_moz(specifier.local); + } else if (specifier.type === "ImportNamespaceSpecifier") { + if (!imported_names) { imported_names = []; } + imported_names.push(new AST_NameMapping({ + start: my_start_token(specifier), + end: my_end_token(specifier), + foreign_name: new AST_SymbolImportForeign({ name: "*" }), + name: from_moz(specifier.local) + })); + } + }); + return new AST_Import({ + start : my_start_token(M), + end : my_end_token(M), + imported_name: imported_name, + imported_names : imported_names, + module_name : from_moz(M.source) + }); + }, + ExportAllDeclaration: function(M) { + return new AST_Export({ + start: my_start_token(M), + end: my_end_token(M), + exported_names: [ + new AST_NameMapping({ + name: new AST_SymbolExportForeign({ name: "*" }), + foreign_name: new AST_SymbolExportForeign({ name: "*" }) + }) + ], + module_name: from_moz(M.source) + }); + }, + ExportNamedDeclaration: function(M) { + return new AST_Export({ + start: my_start_token(M), + end: my_end_token(M), + exported_definition: from_moz(M.declaration), + exported_names: M.specifiers && M.specifiers.length ? M.specifiers.map(function (specifier) { + return new AST_NameMapping({ + foreign_name: from_moz(specifier.exported), + name: from_moz(specifier.local) + }); + }) : null, + module_name: from_moz(M.source) + }); + }, + ExportDefaultDeclaration: function(M) { + return new AST_Export({ + start: my_start_token(M), + end: my_end_token(M), + exported_value: from_moz(M.declaration), + is_default: true + }); + }, + Literal: function(M) { + var val = M.value, args = { + start : my_start_token(M), + end : my_end_token(M) + }; + var rx = M.regex; + if (rx && rx.pattern) { + // RegExpLiteral as per ESTree AST spec + args.value = { + source: rx.pattern, + flags: rx.flags + }; + return new AST_RegExp(args); + } else if (rx) { + // support legacy RegExp + const rx_source = M.raw || val; + const match = rx_source.match(/^\/(.*)\/(\w*)$/); + if (!match) throw new Error("Invalid regex source " + rx_source); + const [_, source, flags] = match; + args.value = { source, flags }; + return new AST_RegExp(args); + } + if (val === null) return new AST_Null(args); + switch (typeof val) { + case "string": + args.value = val; + return new AST_String(args); + case "number": + args.value = val; + args.raw = M.raw || val.toString(); + return new AST_Number(args); + case "boolean": + return new (val ? AST_True : AST_False)(args); + } + }, + MetaProperty: function(M) { + if (M.meta.name === "new" && M.property.name === "target") { + return new AST_NewTarget({ + start: my_start_token(M), + end: my_end_token(M) + }); + } else if (M.meta.name === "import" && M.property.name === "meta") { + return new AST_ImportMeta({ + start: my_start_token(M), + end: my_end_token(M) + }); + } + }, + Identifier: function(M) { + var p = FROM_MOZ_STACK[FROM_MOZ_STACK.length - 2]; + return new ( p.type == "LabeledStatement" ? AST_Label + : p.type == "VariableDeclarator" && p.id === M ? (p.kind == "const" ? AST_SymbolConst : p.kind == "let" ? AST_SymbolLet : AST_SymbolVar) + : /Import.*Specifier/.test(p.type) ? (p.local === M ? AST_SymbolImport : AST_SymbolImportForeign) + : p.type == "ExportSpecifier" ? (p.local === M ? AST_SymbolExport : AST_SymbolExportForeign) + : p.type == "FunctionExpression" ? (p.id === M ? AST_SymbolLambda : AST_SymbolFunarg) + : p.type == "FunctionDeclaration" ? (p.id === M ? AST_SymbolDefun : AST_SymbolFunarg) + : p.type == "ArrowFunctionExpression" ? (p.params.includes(M)) ? AST_SymbolFunarg : AST_SymbolRef + : p.type == "ClassExpression" ? (p.id === M ? AST_SymbolClass : AST_SymbolRef) + : p.type == "Property" ? (p.key === M && p.computed || p.value === M ? AST_SymbolRef : AST_SymbolMethod) + : p.type == "FieldDefinition" ? (p.key === M && p.computed || p.value === M ? AST_SymbolRef : AST_SymbolClassProperty) + : p.type == "ClassDeclaration" ? (p.id === M ? AST_SymbolDefClass : AST_SymbolRef) + : p.type == "MethodDefinition" ? (p.computed ? AST_SymbolRef : AST_SymbolMethod) + : p.type == "CatchClause" ? AST_SymbolCatch + : p.type == "BreakStatement" || p.type == "ContinueStatement" ? AST_LabelRef + : AST_SymbolRef)({ + start : my_start_token(M), + end : my_end_token(M), + name : M.name + }); + }, + BigIntLiteral(M) { + return new AST_BigInt({ + start : my_start_token(M), + end : my_end_token(M), + value : M.value + }); + } + }; + + MOZ_TO_ME.UpdateExpression = + MOZ_TO_ME.UnaryExpression = function To_Moz_Unary(M) { + var prefix = "prefix" in M ? M.prefix + : M.type == "UnaryExpression" ? true : false; + return new (prefix ? AST_UnaryPrefix : AST_UnaryPostfix)({ + start : my_start_token(M), + end : my_end_token(M), + operator : M.operator, + expression : from_moz(M.argument) + }); + }; + + MOZ_TO_ME.ClassDeclaration = + MOZ_TO_ME.ClassExpression = function From_Moz_Class(M) { + return new (M.type === "ClassDeclaration" ? AST_DefClass : AST_ClassExpression)({ + start : my_start_token(M), + end : my_end_token(M), + name : from_moz(M.id), + extends : from_moz(M.superClass), + properties: M.body.body.map(from_moz) + }); + }; + + map("EmptyStatement", AST_EmptyStatement); + map("BlockStatement", AST_BlockStatement, "body@body"); + map("IfStatement", AST_If, "test>condition, consequent>body, alternate>alternative"); + map("LabeledStatement", AST_LabeledStatement, "label>label, body>body"); + map("BreakStatement", AST_Break, "label>label"); + map("ContinueStatement", AST_Continue, "label>label"); + map("WithStatement", AST_With, "object>expression, body>body"); + map("SwitchStatement", AST_Switch, "discriminant>expression, cases@body"); + map("ReturnStatement", AST_Return, "argument>value"); + map("ThrowStatement", AST_Throw, "argument>value"); + map("WhileStatement", AST_While, "test>condition, body>body"); + map("DoWhileStatement", AST_Do, "test>condition, body>body"); + map("ForStatement", AST_For, "init>init, test>condition, update>step, body>body"); + map("ForInStatement", AST_ForIn, "left>init, right>object, body>body"); + map("ForOfStatement", AST_ForOf, "left>init, right>object, body>body, await=await"); + map("AwaitExpression", AST_Await, "argument>expression"); + map("YieldExpression", AST_Yield, "argument>expression, delegate=is_star"); + map("DebuggerStatement", AST_Debugger); + map("VariableDeclarator", AST_VarDef, "id>name, init>value"); + map("CatchClause", AST_Catch, "param>argname, body%body"); + + map("ThisExpression", AST_This); + map("Super", AST_Super); + map("BinaryExpression", AST_Binary, "operator=operator, left>left, right>right"); + map("LogicalExpression", AST_Binary, "operator=operator, left>left, right>right"); + map("AssignmentExpression", AST_Assign, "operator=operator, left>left, right>right"); + map("ConditionalExpression", AST_Conditional, "test>condition, consequent>consequent, alternate>alternative"); + map("NewExpression", AST_New, "callee>expression, arguments@args"); + map("CallExpression", AST_Call, "callee>expression, optional=optional, arguments@args"); + + def_to_moz(AST_Toplevel, function To_Moz_Program(M) { + return to_moz_scope("Program", M); + }); + + def_to_moz(AST_Expansion, function To_Moz_Spread(M) { + return { + type: to_moz_in_destructuring() ? "RestElement" : "SpreadElement", + argument: to_moz(M.expression) + }; + }); + + def_to_moz(AST_PrefixedTemplateString, function To_Moz_TaggedTemplateExpression(M) { + return { + type: "TaggedTemplateExpression", + tag: to_moz(M.prefix), + quasi: to_moz(M.template_string) + }; + }); + + def_to_moz(AST_TemplateString, function To_Moz_TemplateLiteral(M) { + var quasis = []; + var expressions = []; + for (var i = 0; i < M.segments.length; i++) { + if (i % 2 !== 0) { + expressions.push(to_moz(M.segments[i])); + } else { + quasis.push({ + type: "TemplateElement", + value: { + raw: M.segments[i].raw, + cooked: M.segments[i].value + }, + tail: i === M.segments.length - 1 + }); + } + } + return { + type: "TemplateLiteral", + quasis: quasis, + expressions: expressions + }; + }); + + def_to_moz(AST_Defun, function To_Moz_FunctionDeclaration(M) { + return { + type: "FunctionDeclaration", + id: to_moz(M.name), + params: M.argnames.map(to_moz), + generator: M.is_generator, + async: M.async, + body: to_moz_scope("BlockStatement", M) + }; + }); + + def_to_moz(AST_Function, function To_Moz_FunctionExpression(M, parent) { + var is_generator = parent.is_generator !== undefined ? + parent.is_generator : M.is_generator; + return { + type: "FunctionExpression", + id: to_moz(M.name), + params: M.argnames.map(to_moz), + generator: is_generator, + async: M.async, + body: to_moz_scope("BlockStatement", M) + }; + }); + + def_to_moz(AST_Arrow, function To_Moz_ArrowFunctionExpression(M) { + var body = { + type: "BlockStatement", + body: M.body.map(to_moz) + }; + return { + type: "ArrowFunctionExpression", + params: M.argnames.map(to_moz), + async: M.async, + body: body + }; + }); + + def_to_moz(AST_Destructuring, function To_Moz_ObjectPattern(M) { + if (M.is_array) { + return { + type: "ArrayPattern", + elements: M.names.map(to_moz) + }; + } + return { + type: "ObjectPattern", + properties: M.names.map(to_moz) + }; + }); + + def_to_moz(AST_Directive, function To_Moz_Directive(M) { + return { + type: "ExpressionStatement", + expression: { + type: "Literal", + value: M.value, + raw: M.print_to_string() + }, + directive: M.value + }; + }); + + def_to_moz(AST_SimpleStatement, function To_Moz_ExpressionStatement(M) { + return { + type: "ExpressionStatement", + expression: to_moz(M.body) + }; + }); + + def_to_moz(AST_SwitchBranch, function To_Moz_SwitchCase(M) { + return { + type: "SwitchCase", + test: to_moz(M.expression), + consequent: M.body.map(to_moz) + }; + }); + + def_to_moz(AST_Try, function To_Moz_TryStatement(M) { + return { + type: "TryStatement", + block: to_moz_block(M), + handler: to_moz(M.bcatch), + guardedHandlers: [], + finalizer: to_moz(M.bfinally) + }; + }); + + def_to_moz(AST_Catch, function To_Moz_CatchClause(M) { + return { + type: "CatchClause", + param: to_moz(M.argname), + guard: null, + body: to_moz_block(M) + }; + }); + + def_to_moz(AST_Definitions, function To_Moz_VariableDeclaration(M) { + return { + type: "VariableDeclaration", + kind: + M instanceof AST_Const ? "const" : + M instanceof AST_Let ? "let" : "var", + declarations: M.definitions.map(to_moz) + }; + }); + + def_to_moz(AST_Export, function To_Moz_ExportDeclaration(M) { + if (M.exported_names) { + if (M.exported_names[0].name.name === "*") { + return { + type: "ExportAllDeclaration", + source: to_moz(M.module_name) + }; + } + return { + type: "ExportNamedDeclaration", + specifiers: M.exported_names.map(function (name_mapping) { + return { + type: "ExportSpecifier", + exported: to_moz(name_mapping.foreign_name), + local: to_moz(name_mapping.name) + }; + }), + declaration: to_moz(M.exported_definition), + source: to_moz(M.module_name) + }; + } + return { + type: M.is_default ? "ExportDefaultDeclaration" : "ExportNamedDeclaration", + declaration: to_moz(M.exported_value || M.exported_definition) + }; + }); + + def_to_moz(AST_Import, function To_Moz_ImportDeclaration(M) { + var specifiers = []; + if (M.imported_name) { + specifiers.push({ + type: "ImportDefaultSpecifier", + local: to_moz(M.imported_name) + }); + } + if (M.imported_names && M.imported_names[0].foreign_name.name === "*") { + specifiers.push({ + type: "ImportNamespaceSpecifier", + local: to_moz(M.imported_names[0].name) + }); + } else if (M.imported_names) { + M.imported_names.forEach(function(name_mapping) { + specifiers.push({ + type: "ImportSpecifier", + local: to_moz(name_mapping.name), + imported: to_moz(name_mapping.foreign_name) + }); + }); + } + return { + type: "ImportDeclaration", + specifiers: specifiers, + source: to_moz(M.module_name) + }; + }); + + def_to_moz(AST_ImportMeta, function To_Moz_MetaProperty() { + return { + type: "MetaProperty", + meta: { + type: "Identifier", + name: "import" + }, + property: { + type: "Identifier", + name: "meta" + } + }; + }); + + def_to_moz(AST_Sequence, function To_Moz_SequenceExpression(M) { + return { + type: "SequenceExpression", + expressions: M.expressions.map(to_moz) + }; + }); + + def_to_moz(AST_PropAccess, function To_Moz_MemberExpression(M) { + var isComputed = M instanceof AST_Sub; + return { + type: "MemberExpression", + object: to_moz(M.expression), + computed: isComputed, + property: isComputed ? to_moz(M.property) : {type: "Identifier", name: M.property}, + optional: M.optional + }; + }); + + def_to_moz(AST_Chain, function To_Moz_ChainExpression(M) { + return { + type: "ChainExpression", + expression: to_moz(M.expression) + }; + }); + + def_to_moz(AST_Unary, function To_Moz_Unary(M) { + return { + type: M.operator == "++" || M.operator == "--" ? "UpdateExpression" : "UnaryExpression", + operator: M.operator, + prefix: M instanceof AST_UnaryPrefix, + argument: to_moz(M.expression) + }; + }); + + def_to_moz(AST_Binary, function To_Moz_BinaryExpression(M) { + if (M.operator == "=" && to_moz_in_destructuring()) { + return { + type: "AssignmentPattern", + left: to_moz(M.left), + right: to_moz(M.right) + }; + } + + const type = M.operator == "&&" || M.operator == "||" || M.operator === "??" + ? "LogicalExpression" + : "BinaryExpression"; + + return { + type, + left: to_moz(M.left), + operator: M.operator, + right: to_moz(M.right) + }; + }); + + def_to_moz(AST_Array, function To_Moz_ArrayExpression(M) { + return { + type: "ArrayExpression", + elements: M.elements.map(to_moz) + }; + }); + + def_to_moz(AST_Object, function To_Moz_ObjectExpression(M) { + return { + type: "ObjectExpression", + properties: M.properties.map(to_moz) + }; + }); + + def_to_moz(AST_ObjectProperty, function To_Moz_Property(M, parent) { + var key = M.key instanceof AST_Node ? to_moz(M.key) : { + type: "Identifier", + value: M.key + }; + if (typeof M.key === "number") { + key = { + type: "Literal", + value: Number(M.key) + }; + } + if (typeof M.key === "string") { + key = { + type: "Identifier", + name: M.key + }; + } + var kind; + var string_or_num = typeof M.key === "string" || typeof M.key === "number"; + var computed = string_or_num ? false : !(M.key instanceof AST_Symbol) || M.key instanceof AST_SymbolRef; + if (M instanceof AST_ObjectKeyVal) { + kind = "init"; + computed = !string_or_num; + } else + if (M instanceof AST_ObjectGetter) { + kind = "get"; + } else + if (M instanceof AST_ObjectSetter) { + kind = "set"; + } + if (M instanceof AST_ClassProperty) { + return { + type: "FieldDefinition", + computed, + key, + value: to_moz(M.value), + static: M.static + }; + } + if (parent instanceof AST_Class) { + return { + type: "MethodDefinition", + computed: computed, + kind: kind, + static: M.static, + key: to_moz(M.key), + value: to_moz(M.value) + }; + } + return { + type: "Property", + computed: computed, + kind: kind, + key: key, + value: to_moz(M.value) + }; + }); + + def_to_moz(AST_ConciseMethod, function To_Moz_MethodDefinition(M, parent) { + if (parent instanceof AST_Object) { + return { + type: "Property", + computed: !(M.key instanceof AST_Symbol) || M.key instanceof AST_SymbolRef, + kind: "init", + method: true, + shorthand: false, + key: to_moz(M.key), + value: to_moz(M.value) + }; + } + return { + type: "MethodDefinition", + computed: !(M.key instanceof AST_Symbol) || M.key instanceof AST_SymbolRef, + kind: M.key === "constructor" ? "constructor" : "method", + static: M.static, + key: to_moz(M.key), + value: to_moz(M.value) + }; + }); + + def_to_moz(AST_Class, function To_Moz_Class(M) { + var type = M instanceof AST_ClassExpression ? "ClassExpression" : "ClassDeclaration"; + return { + type: type, + superClass: to_moz(M.extends), + id: M.name ? to_moz(M.name) : null, + body: { + type: "ClassBody", + body: M.properties.map(to_moz) + } + }; + }); + + def_to_moz(AST_NewTarget, function To_Moz_MetaProperty() { + return { + type: "MetaProperty", + meta: { + type: "Identifier", + name: "new" + }, + property: { + type: "Identifier", + name: "target" + } + }; + }); + + def_to_moz(AST_Symbol, function To_Moz_Identifier(M, parent) { + if (M instanceof AST_SymbolMethod && parent.quote) { + return { + type: "Literal", + value: M.name + }; + } + var def = M.definition(); + return { + type: "Identifier", + name: def ? def.mangled_name || def.name : M.name + }; + }); + + def_to_moz(AST_RegExp, function To_Moz_RegExpLiteral(M) { + const pattern = M.value.source; + const flags = M.value.flags; + return { + type: "Literal", + value: null, + raw: M.print_to_string(), + regex: { pattern, flags } + }; + }); + + def_to_moz(AST_Constant, function To_Moz_Literal(M) { + var value = M.value; + return { + type: "Literal", + value: value, + raw: M.raw || M.print_to_string() + }; + }); + + def_to_moz(AST_Atom, function To_Moz_Atom(M) { + return { + type: "Identifier", + name: String(M.value) + }; + }); + + def_to_moz(AST_BigInt, M => ({ + type: "BigIntLiteral", + value: M.value + })); + + AST_Boolean.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast); + AST_Null.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast); + AST_Hole.DEFMETHOD("to_mozilla_ast", function To_Moz_ArrayHole() { return null; }); + + AST_Block.DEFMETHOD("to_mozilla_ast", AST_BlockStatement.prototype.to_mozilla_ast); + AST_Lambda.DEFMETHOD("to_mozilla_ast", AST_Function.prototype.to_mozilla_ast); + + /* -----[ tools ]----- */ + + function my_start_token(moznode) { + var loc = moznode.loc, start = loc && loc.start; + var range = moznode.range; + return new AST_Token( + "", + "", + start && start.line || 0, + start && start.column || 0, + range ? range [0] : moznode.start, + false, + [], + [], + loc && loc.source, + ); + } + + function my_end_token(moznode) { + var loc = moznode.loc, end = loc && loc.end; + var range = moznode.range; + return new AST_Token( + "", + "", + end && end.line || 0, + end && end.column || 0, + range ? range [0] : moznode.end, + false, + [], + [], + loc && loc.source, + ); + } + + function map(moztype, mytype, propmap) { + var moz_to_me = "function From_Moz_" + moztype + "(M){\n"; + moz_to_me += "return new U2." + mytype.name + "({\n" + + "start: my_start_token(M),\n" + + "end: my_end_token(M)"; + + var me_to_moz = "function To_Moz_" + moztype + "(M){\n"; + me_to_moz += "return {\n" + + "type: " + JSON.stringify(moztype); + + if (propmap) propmap.split(/\s*,\s*/).forEach(function(prop) { + var m = /([a-z0-9$_]+)([=@>%])([a-z0-9$_]+)/i.exec(prop); + if (!m) throw new Error("Can't understand property map: " + prop); + var moz = m[1], how = m[2], my = m[3]; + moz_to_me += ",\n" + my + ": "; + me_to_moz += ",\n" + moz + ": "; + switch (how) { + case "@": + moz_to_me += "M." + moz + ".map(from_moz)"; + me_to_moz += "M." + my + ".map(to_moz)"; + break; + case ">": + moz_to_me += "from_moz(M." + moz + ")"; + me_to_moz += "to_moz(M." + my + ")"; + break; + case "=": + moz_to_me += "M." + moz; + me_to_moz += "M." + my; + break; + case "%": + moz_to_me += "from_moz(M." + moz + ").body"; + me_to_moz += "to_moz_block(M)"; + break; + default: + throw new Error("Can't understand operator in propmap: " + prop); + } + }); + + moz_to_me += "\n})\n}"; + me_to_moz += "\n}\n}"; + + moz_to_me = new Function("U2", "my_start_token", "my_end_token", "from_moz", "return(" + moz_to_me + ")")( + ast, my_start_token, my_end_token, from_moz + ); + me_to_moz = new Function("to_moz", "to_moz_block", "to_moz_scope", "return(" + me_to_moz + ")")( + to_moz, to_moz_block, to_moz_scope + ); + MOZ_TO_ME[moztype] = moz_to_me; + def_to_moz(mytype, me_to_moz); + } + + var FROM_MOZ_STACK = null; + + function from_moz(node) { + FROM_MOZ_STACK.push(node); + var ret = node != null ? MOZ_TO_ME[node.type](node) : null; + FROM_MOZ_STACK.pop(); + return ret; + } + + AST_Node.from_mozilla_ast = function(node) { + var save_stack = FROM_MOZ_STACK; + FROM_MOZ_STACK = []; + var ast = from_moz(node); + FROM_MOZ_STACK = save_stack; + return ast; + }; + + function set_moz_loc(mynode, moznode) { + var start = mynode.start; + var end = mynode.end; + if (!(start && end)) { + return moznode; + } + if (start.pos != null && end.endpos != null) { + moznode.range = [start.pos, end.endpos]; + } + if (start.line) { + moznode.loc = { + start: {line: start.line, column: start.col}, + end: end.endline ? {line: end.endline, column: end.endcol} : null + }; + if (start.file) { + moznode.loc.source = start.file; + } + } + return moznode; + } + + function def_to_moz(mytype, handler) { + mytype.DEFMETHOD("to_mozilla_ast", function(parent) { + return set_moz_loc(this, handler(this, parent)); + }); + } + + var TO_MOZ_STACK = null; + + function to_moz(node) { + if (TO_MOZ_STACK === null) { TO_MOZ_STACK = []; } + TO_MOZ_STACK.push(node); + var ast = node != null ? node.to_mozilla_ast(TO_MOZ_STACK[TO_MOZ_STACK.length - 2]) : null; + TO_MOZ_STACK.pop(); + if (TO_MOZ_STACK.length === 0) { TO_MOZ_STACK = null; } + return ast; + } + + function to_moz_in_destructuring() { + var i = TO_MOZ_STACK.length; + while (i--) { + if (TO_MOZ_STACK[i] instanceof AST_Destructuring) { + return true; + } + } + return false; + } + + function to_moz_block(node) { + return { + type: "BlockStatement", + body: node.body.map(to_moz) + }; + } + + function to_moz_scope(type, node) { + var body = node.body.map(to_moz); + if (node.body[0] instanceof AST_SimpleStatement && node.body[0].body instanceof AST_String) { + body.unshift(to_moz(new AST_EmptyStatement(node.body[0]))); + } + return { + type: type, + body: body + }; + } +})(); + +// return true if the node at the top of the stack (that means the +// innermost node in the current output) is lexically the first in +// a statement. +function first_in_statement(stack) { + let node = stack.parent(-1); + for (let i = 0, p; p = stack.parent(i); i++) { + if (p instanceof AST_Statement && p.body === node) + return true; + if ((p instanceof AST_Sequence && p.expressions[0] === node) || + (p.TYPE === "Call" && p.expression === node) || + (p instanceof AST_PrefixedTemplateString && p.prefix === node) || + (p instanceof AST_Dot && p.expression === node) || + (p instanceof AST_Sub && p.expression === node) || + (p instanceof AST_Conditional && p.condition === node) || + (p instanceof AST_Binary && p.left === node) || + (p instanceof AST_UnaryPostfix && p.expression === node) + ) { + node = p; + } else { + return false; + } + } +} + +// Returns whether the leftmost item in the expression is an object +function left_is_object(node) { + if (node instanceof AST_Object) return true; + if (node instanceof AST_Sequence) return left_is_object(node.expressions[0]); + if (node.TYPE === "Call") return left_is_object(node.expression); + if (node instanceof AST_PrefixedTemplateString) return left_is_object(node.prefix); + if (node instanceof AST_Dot || node instanceof AST_Sub) return left_is_object(node.expression); + if (node instanceof AST_Conditional) return left_is_object(node.condition); + if (node instanceof AST_Binary) return left_is_object(node.left); + if (node instanceof AST_UnaryPostfix) return left_is_object(node.expression); + return false; +} + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +const EXPECT_DIRECTIVE = /^$|[;{][\s\n]*$/; +const CODE_LINE_BREAK = 10; +const CODE_SPACE = 32; + +const r_annotation = /[@#]__(PURE|INLINE|NOINLINE)__/g; + +function is_some_comments(comment) { + // multiline comment + return ( + (comment.type === "comment2" || comment.type === "comment1") + && /@preserve|@lic|@cc_on|^\**!/i.test(comment.value) + ); +} + +function OutputStream(options) { + + var readonly = !options; + options = defaults(options, { + ascii_only : false, + beautify : false, + braces : false, + comments : "some", + ecma : 5, + ie8 : false, + indent_level : 4, + indent_start : 0, + inline_script : true, + keep_numbers : false, + keep_quoted_props : false, + max_line_len : false, + preamble : null, + preserve_annotations : false, + quote_keys : false, + quote_style : 0, + safari10 : false, + semicolons : true, + shebang : true, + shorthand : undefined, + source_map : null, + webkit : false, + width : 80, + wrap_iife : false, + wrap_func_args : true, + }, true); + + if (options.shorthand === undefined) + options.shorthand = options.ecma > 5; + + // Convert comment option to RegExp if neccessary and set up comments filter + var comment_filter = return_false; // Default case, throw all comments away + if (options.comments) { + let comments = options.comments; + if (typeof options.comments === "string" && /^\/.*\/[a-zA-Z]*$/.test(options.comments)) { + var regex_pos = options.comments.lastIndexOf("/"); + comments = new RegExp( + options.comments.substr(1, regex_pos - 1), + options.comments.substr(regex_pos + 1) + ); + } + if (comments instanceof RegExp) { + comment_filter = function(comment) { + return comment.type != "comment5" && comments.test(comment.value); + }; + } else if (typeof comments === "function") { + comment_filter = function(comment) { + return comment.type != "comment5" && comments(this, comment); + }; + } else if (comments === "some") { + comment_filter = is_some_comments; + } else { // NOTE includes "all" option + comment_filter = return_true; + } + } + + var indentation = 0; + var current_col = 0; + var current_line = 1; + var current_pos = 0; + var OUTPUT = ""; + let printed_comments = new Set(); + + var to_utf8 = options.ascii_only ? function(str, identifier) { + if (options.ecma >= 2015 && !options.safari10) { + str = str.replace(/[\ud800-\udbff][\udc00-\udfff]/g, function(ch) { + var code = get_full_char_code(ch, 0).toString(16); + return "\\u{" + code + "}"; + }); + } + return str.replace(/[\u0000-\u001f\u007f-\uffff]/g, function(ch) { + var code = ch.charCodeAt(0).toString(16); + if (code.length <= 2 && !identifier) { + while (code.length < 2) code = "0" + code; + return "\\x" + code; + } else { + while (code.length < 4) code = "0" + code; + return "\\u" + code; + } + }); + } : function(str) { + return str.replace(/[\ud800-\udbff][\udc00-\udfff]|([\ud800-\udbff]|[\udc00-\udfff])/g, function(match, lone) { + if (lone) { + return "\\u" + lone.charCodeAt(0).toString(16); + } + return match; + }); + }; + + function make_string(str, quote) { + var dq = 0, sq = 0; + str = str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g, + function(s, i) { + switch (s) { + case '"': ++dq; return '"'; + case "'": ++sq; return "'"; + case "\\": return "\\\\"; + case "\n": return "\\n"; + case "\r": return "\\r"; + case "\t": return "\\t"; + case "\b": return "\\b"; + case "\f": return "\\f"; + case "\x0B": return options.ie8 ? "\\x0B" : "\\v"; + case "\u2028": return "\\u2028"; + case "\u2029": return "\\u2029"; + case "\ufeff": return "\\ufeff"; + case "\0": + return /[0-9]/.test(get_full_char(str, i+1)) ? "\\x00" : "\\0"; + } + return s; + }); + function quote_single() { + return "'" + str.replace(/\x27/g, "\\'") + "'"; + } + function quote_double() { + return '"' + str.replace(/\x22/g, '\\"') + '"'; + } + function quote_template() { + return "`" + str.replace(/`/g, "\\`") + "`"; + } + str = to_utf8(str); + if (quote === "`") return quote_template(); + switch (options.quote_style) { + case 1: + return quote_single(); + case 2: + return quote_double(); + case 3: + return quote == "'" ? quote_single() : quote_double(); + default: + return dq > sq ? quote_single() : quote_double(); + } + } + + function encode_string(str, quote) { + var ret = make_string(str, quote); + if (options.inline_script) { + ret = ret.replace(/<\x2f(script)([>\/\t\n\f\r ])/gi, "<\\/$1$2"); + ret = ret.replace(/\x3c!--/g, "\\x3c!--"); + ret = ret.replace(/--\x3e/g, "--\\x3e"); + } + return ret; + } + + function make_name(name) { + name = name.toString(); + name = to_utf8(name, true); + return name; + } + + function make_indent(back) { + return " ".repeat(options.indent_start + indentation - back * options.indent_level); + } + + /* -----[ beautification/minification ]----- */ + + var has_parens = false; + var might_need_space = false; + var might_need_semicolon = false; + var might_add_newline = 0; + var need_newline_indented = false; + var need_space = false; + var newline_insert = -1; + var last = ""; + var mapping_token, mapping_name, mappings = options.source_map && []; + + var do_add_mapping = mappings ? function() { + mappings.forEach(function(mapping) { + try { + options.source_map.add( + mapping.token.file, + mapping.line, mapping.col, + mapping.token.line, mapping.token.col, + !mapping.name && mapping.token.type == "name" ? mapping.token.value : mapping.name + ); + } catch(ex) { + // Ignore bad mapping + } + }); + mappings = []; + } : noop; + + var ensure_line_len = options.max_line_len ? function() { + if (current_col > options.max_line_len) { + if (might_add_newline) { + var left = OUTPUT.slice(0, might_add_newline); + var right = OUTPUT.slice(might_add_newline); + if (mappings) { + var delta = right.length - current_col; + mappings.forEach(function(mapping) { + mapping.line++; + mapping.col += delta; + }); + } + OUTPUT = left + "\n" + right; + current_line++; + current_pos++; + current_col = right.length; + } + } + if (might_add_newline) { + might_add_newline = 0; + do_add_mapping(); + } + } : noop; + + var requireSemicolonChars = makePredicate("( [ + * / - , . `"); + + function print(str) { + str = String(str); + var ch = get_full_char(str, 0); + if (need_newline_indented && ch) { + need_newline_indented = false; + if (ch !== "\n") { + print("\n"); + indent(); + } + } + if (need_space && ch) { + need_space = false; + if (!/[\s;})]/.test(ch)) { + space(); + } + } + newline_insert = -1; + var prev = last.charAt(last.length - 1); + if (might_need_semicolon) { + might_need_semicolon = false; + + if (prev === ":" && ch === "}" || (!ch || !";}".includes(ch)) && prev !== ";") { + if (options.semicolons || requireSemicolonChars.has(ch)) { + OUTPUT += ";"; + current_col++; + current_pos++; + } else { + ensure_line_len(); + if (current_col > 0) { + OUTPUT += "\n"; + current_pos++; + current_line++; + current_col = 0; + } + + if (/^\s+$/.test(str)) { + // reset the semicolon flag, since we didn't print one + // now and might still have to later + might_need_semicolon = true; + } + } + + if (!options.beautify) + might_need_space = false; + } + } + + if (might_need_space) { + if ((is_identifier_char(prev) + && (is_identifier_char(ch) || ch == "\\")) + || (ch == "/" && ch == prev) + || ((ch == "+" || ch == "-") && ch == last) + ) { + OUTPUT += " "; + current_col++; + current_pos++; + } + might_need_space = false; + } + + if (mapping_token) { + mappings.push({ + token: mapping_token, + name: mapping_name, + line: current_line, + col: current_col + }); + mapping_token = false; + if (!might_add_newline) do_add_mapping(); + } + + OUTPUT += str; + has_parens = str[str.length - 1] == "("; + current_pos += str.length; + var a = str.split(/\r?\n/), n = a.length - 1; + current_line += n; + current_col += a[0].length; + if (n > 0) { + ensure_line_len(); + current_col = a[n].length; + } + last = str; + } + + var star = function() { + print("*"); + }; + + var space = options.beautify ? function() { + print(" "); + } : function() { + might_need_space = true; + }; + + var indent = options.beautify ? function(half) { + if (options.beautify) { + print(make_indent(half ? 0.5 : 0)); + } + } : noop; + + var with_indent = options.beautify ? function(col, cont) { + if (col === true) col = next_indent(); + var save_indentation = indentation; + indentation = col; + var ret = cont(); + indentation = save_indentation; + return ret; + } : function(col, cont) { return cont(); }; + + var newline = options.beautify ? function() { + if (newline_insert < 0) return print("\n"); + if (OUTPUT[newline_insert] != "\n") { + OUTPUT = OUTPUT.slice(0, newline_insert) + "\n" + OUTPUT.slice(newline_insert); + current_pos++; + current_line++; + } + newline_insert++; + } : options.max_line_len ? function() { + ensure_line_len(); + might_add_newline = OUTPUT.length; + } : noop; + + var semicolon = options.beautify ? function() { + print(";"); + } : function() { + might_need_semicolon = true; + }; + + function force_semicolon() { + might_need_semicolon = false; + print(";"); + } + + function next_indent() { + return indentation + options.indent_level; + } + + function with_block(cont) { + var ret; + print("{"); + newline(); + with_indent(next_indent(), function() { + ret = cont(); + }); + indent(); + print("}"); + return ret; + } + + function with_parens(cont) { + print("("); + //XXX: still nice to have that for argument lists + //var ret = with_indent(current_col, cont); + var ret = cont(); + print(")"); + return ret; + } + + function with_square(cont) { + print("["); + //var ret = with_indent(current_col, cont); + var ret = cont(); + print("]"); + return ret; + } + + function comma() { + print(","); + space(); + } + + function colon() { + print(":"); + space(); + } + + var add_mapping = mappings ? function(token, name) { + mapping_token = token; + mapping_name = name; + } : noop; + + function get() { + if (might_add_newline) { + ensure_line_len(); + } + return OUTPUT; + } + + function has_nlb() { + let n = OUTPUT.length - 1; + while (n >= 0) { + const code = OUTPUT.charCodeAt(n); + if (code === CODE_LINE_BREAK) { + return true; + } + + if (code !== CODE_SPACE) { + return false; + } + n--; + } + return true; + } + + function filter_comment(comment) { + if (!options.preserve_annotations) { + comment = comment.replace(r_annotation, " "); + } + if (/^\s*$/.test(comment)) { + return ""; + } + return comment.replace(/(<\s*\/\s*)(script)/i, "<\\/$2"); + } + + function prepend_comments(node) { + var self = this; + var start = node.start; + if (!start) return; + var printed_comments = self.printed_comments; + + // There cannot be a newline between return and its value. + const return_with_value = node instanceof AST_Exit && node.value; + + if ( + start.comments_before + && printed_comments.has(start.comments_before) + ) { + if (return_with_value) { + start.comments_before = []; + } else { + return; + } + } + + var comments = start.comments_before; + if (!comments) { + comments = start.comments_before = []; + } + printed_comments.add(comments); + + if (return_with_value) { + var tw = new TreeWalker(function(node) { + var parent = tw.parent(); + if (parent instanceof AST_Exit + || parent instanceof AST_Binary && parent.left === node + || parent.TYPE == "Call" && parent.expression === node + || parent instanceof AST_Conditional && parent.condition === node + || parent instanceof AST_Dot && parent.expression === node + || parent instanceof AST_Sequence && parent.expressions[0] === node + || parent instanceof AST_Sub && parent.expression === node + || parent instanceof AST_UnaryPostfix) { + if (!node.start) return; + var text = node.start.comments_before; + if (text && !printed_comments.has(text)) { + printed_comments.add(text); + comments = comments.concat(text); + } + } else { + return true; + } + }); + tw.push(node); + node.value.walk(tw); + } + + if (current_pos == 0) { + if (comments.length > 0 && options.shebang && comments[0].type === "comment5" + && !printed_comments.has(comments[0])) { + print("#!" + comments.shift().value + "\n"); + indent(); + } + var preamble = options.preamble; + if (preamble) { + print(preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g, "\n")); + } + } + + comments = comments.filter(comment_filter, node).filter(c => !printed_comments.has(c)); + if (comments.length == 0) return; + var last_nlb = has_nlb(); + comments.forEach(function(c, i) { + printed_comments.add(c); + if (!last_nlb) { + if (c.nlb) { + print("\n"); + indent(); + last_nlb = true; + } else if (i > 0) { + space(); + } + } + + if (/comment[134]/.test(c.type)) { + var value = filter_comment(c.value); + if (value) { + print("//" + value + "\n"); + indent(); + } + last_nlb = true; + } else if (c.type == "comment2") { + var value = filter_comment(c.value); + if (value) { + print("/*" + value + "*/"); + } + last_nlb = false; + } + }); + if (!last_nlb) { + if (start.nlb) { + print("\n"); + indent(); + } else { + space(); + } + } + } + + function append_comments(node, tail) { + var self = this; + var token = node.end; + if (!token) return; + var printed_comments = self.printed_comments; + var comments = token[tail ? "comments_before" : "comments_after"]; + if (!comments || printed_comments.has(comments)) return; + if (!(node instanceof AST_Statement || comments.every((c) => + !/comment[134]/.test(c.type) + ))) return; + printed_comments.add(comments); + var insert = OUTPUT.length; + comments.filter(comment_filter, node).forEach(function(c, i) { + if (printed_comments.has(c)) return; + printed_comments.add(c); + need_space = false; + if (need_newline_indented) { + print("\n"); + indent(); + need_newline_indented = false; + } else if (c.nlb && (i > 0 || !has_nlb())) { + print("\n"); + indent(); + } else if (i > 0 || !tail) { + space(); + } + if (/comment[134]/.test(c.type)) { + const value = filter_comment(c.value); + if (value) { + print("//" + value); + } + need_newline_indented = true; + } else if (c.type == "comment2") { + const value = filter_comment(c.value); + if (value) { + print("/*" + value + "*/"); + } + need_space = true; + } + }); + if (OUTPUT.length > insert) newline_insert = insert; + } + + var stack = []; + return { + get : get, + toString : get, + indent : indent, + in_directive : false, + use_asm : null, + active_scope : null, + indentation : function() { return indentation; }, + current_width : function() { return current_col - indentation; }, + should_break : function() { return options.width && this.current_width() >= options.width; }, + has_parens : function() { return has_parens; }, + newline : newline, + print : print, + star : star, + space : space, + comma : comma, + colon : colon, + last : function() { return last; }, + semicolon : semicolon, + force_semicolon : force_semicolon, + to_utf8 : to_utf8, + print_name : function(name) { print(make_name(name)); }, + print_string : function(str, quote, escape_directive) { + var encoded = encode_string(str, quote); + if (escape_directive === true && !encoded.includes("\\")) { + // Insert semicolons to break directive prologue + if (!EXPECT_DIRECTIVE.test(OUTPUT)) { + force_semicolon(); + } + force_semicolon(); + } + print(encoded); + }, + print_template_string_chars: function(str) { + var encoded = encode_string(str, "`").replace(/\${/g, "\\${"); + return print(encoded.substr(1, encoded.length - 2)); + }, + encode_string : encode_string, + next_indent : next_indent, + with_indent : with_indent, + with_block : with_block, + with_parens : with_parens, + with_square : with_square, + add_mapping : add_mapping, + option : function(opt) { return options[opt]; }, + printed_comments: printed_comments, + prepend_comments: readonly ? noop : prepend_comments, + append_comments : readonly || comment_filter === return_false ? noop : append_comments, + line : function() { return current_line; }, + col : function() { return current_col; }, + pos : function() { return current_pos; }, + push_node : function(node) { stack.push(node); }, + pop_node : function() { return stack.pop(); }, + parent : function(n) { + return stack[stack.length - 2 - (n || 0)]; + } + }; + +} + +/* -----[ code generators ]----- */ + +(function() { + + /* -----[ utils ]----- */ + + function DEFPRINT(nodetype, generator) { + nodetype.DEFMETHOD("_codegen", generator); + } + + AST_Node.DEFMETHOD("print", function(output, force_parens) { + var self = this, generator = self._codegen; + if (self instanceof AST_Scope) { + output.active_scope = self; + } else if (!output.use_asm && self instanceof AST_Directive && self.value == "use asm") { + output.use_asm = output.active_scope; + } + function doit() { + output.prepend_comments(self); + self.add_source_map(output); + generator(self, output); + output.append_comments(self); + } + output.push_node(self); + if (force_parens || self.needs_parens(output)) { + output.with_parens(doit); + } else { + doit(); + } + output.pop_node(); + if (self === output.use_asm) { + output.use_asm = null; + } + }); + AST_Node.DEFMETHOD("_print", AST_Node.prototype.print); + + AST_Node.DEFMETHOD("print_to_string", function(options) { + var output = OutputStream(options); + this.print(output); + return output.get(); + }); + + /* -----[ PARENTHESES ]----- */ + + function PARENS(nodetype, func) { + if (Array.isArray(nodetype)) { + nodetype.forEach(function(nodetype) { + PARENS(nodetype, func); + }); + } else { + nodetype.DEFMETHOD("needs_parens", func); + } + } + + PARENS(AST_Node, return_false); + + // a function expression needs parens around it when it's provably + // the first token to appear in a statement. + PARENS(AST_Function, function(output) { + if (!output.has_parens() && first_in_statement(output)) { + return true; + } + + if (output.option("webkit")) { + var p = output.parent(); + if (p instanceof AST_PropAccess && p.expression === this) { + return true; + } + } + + if (output.option("wrap_iife")) { + var p = output.parent(); + if (p instanceof AST_Call && p.expression === this) { + return true; + } + } + + if (output.option("wrap_func_args")) { + var p = output.parent(); + if (p instanceof AST_Call && p.args.includes(this)) { + return true; + } + } + + return false; + }); + + PARENS(AST_Arrow, function(output) { + var p = output.parent(); + + if ( + output.option("wrap_func_args") + && p instanceof AST_Call + && p.args.includes(this) + ) { + return true; + } + return p instanceof AST_PropAccess && p.expression === this; + }); + + // same goes for an object literal (as in AST_Function), because + // otherwise {...} would be interpreted as a block of code. + PARENS(AST_Object, function(output) { + return !output.has_parens() && first_in_statement(output); + }); + + PARENS(AST_ClassExpression, first_in_statement); + + PARENS(AST_Unary, function(output) { + var p = output.parent(); + return p instanceof AST_PropAccess && p.expression === this + || p instanceof AST_Call && p.expression === this + || p instanceof AST_Binary + && p.operator === "**" + && this instanceof AST_UnaryPrefix + && p.left === this + && this.operator !== "++" + && this.operator !== "--"; + }); + + PARENS(AST_Await, function(output) { + var p = output.parent(); + return p instanceof AST_PropAccess && p.expression === this + || p instanceof AST_Call && p.expression === this + || output.option("safari10") && p instanceof AST_UnaryPrefix; + }); + + PARENS(AST_Sequence, function(output) { + var p = output.parent(); + return p instanceof AST_Call // (foo, bar)() or foo(1, (2, 3), 4) + || p instanceof AST_Unary // !(foo, bar, baz) + || p instanceof AST_Binary // 1 + (2, 3) + 4 ==> 8 + || p instanceof AST_VarDef // var a = (1, 2), b = a + a; ==> b == 4 + || p instanceof AST_PropAccess // (1, {foo:2}).foo or (1, {foo:2})["foo"] ==> 2 + || p instanceof AST_Array // [ 1, (2, 3), 4 ] ==> [ 1, 3, 4 ] + || p instanceof AST_ObjectProperty // { foo: (1, 2) }.foo ==> 2 + || p instanceof AST_Conditional /* (false, true) ? (a = 10, b = 20) : (c = 30) + * ==> 20 (side effect, set a := 10 and b := 20) */ + || p instanceof AST_Arrow // x => (x, x) + || p instanceof AST_DefaultAssign // x => (x = (0, function(){})) + || p instanceof AST_Expansion // [...(a, b)] + || p instanceof AST_ForOf && this === p.object // for (e of (foo, bar)) {} + || p instanceof AST_Yield // yield (foo, bar) + || p instanceof AST_Export // export default (foo, bar) + ; + }); + + PARENS(AST_Binary, function(output) { + var p = output.parent(); + // (foo && bar)() + if (p instanceof AST_Call && p.expression === this) + return true; + // typeof (foo && bar) + if (p instanceof AST_Unary) + return true; + // (foo && bar)["prop"], (foo && bar).prop + if (p instanceof AST_PropAccess && p.expression === this) + return true; + // this deals with precedence: 3 * (2 + 1) + if (p instanceof AST_Binary) { + const po = p.operator; + const so = this.operator; + + if (so === "??" && (po === "||" || po === "&&")) { + return true; + } + + if (po === "??" && (so === "||" || so === "&&")) { + return true; + } + + const pp = PRECEDENCE[po]; + const sp = PRECEDENCE[so]; + if (pp > sp + || (pp == sp + && (this === p.right || po == "**"))) { + return true; + } + } + }); + + PARENS(AST_Yield, function(output) { + var p = output.parent(); + // (yield 1) + (yield 2) + // a = yield 3 + if (p instanceof AST_Binary && p.operator !== "=") + return true; + // (yield 1)() + // new (yield 1)() + if (p instanceof AST_Call && p.expression === this) + return true; + // (yield 1) ? yield 2 : yield 3 + if (p instanceof AST_Conditional && p.condition === this) + return true; + // -(yield 4) + if (p instanceof AST_Unary) + return true; + // (yield x).foo + // (yield x)['foo'] + if (p instanceof AST_PropAccess && p.expression === this) + return true; + }); + + PARENS(AST_PropAccess, function(output) { + var p = output.parent(); + if (p instanceof AST_New && p.expression === this) { + // i.e. new (foo.bar().baz) + // + // if there's one call into this subtree, then we need + // parens around it too, otherwise the call will be + // interpreted as passing the arguments to the upper New + // expression. + return walk(this, node => { + if (node instanceof AST_Scope) return true; + if (node instanceof AST_Call) { + return walk_abort; // makes walk() return true. + } + }); + } + }); + + PARENS(AST_Call, function(output) { + var p = output.parent(), p1; + if (p instanceof AST_New && p.expression === this + || p instanceof AST_Export && p.is_default && this.expression instanceof AST_Function) + return true; + + // workaround for Safari bug. + // https://bugs.webkit.org/show_bug.cgi?id=123506 + return this.expression instanceof AST_Function + && p instanceof AST_PropAccess + && p.expression === this + && (p1 = output.parent(1)) instanceof AST_Assign + && p1.left === p; + }); + + PARENS(AST_New, function(output) { + var p = output.parent(); + if (this.args.length === 0 + && (p instanceof AST_PropAccess // (new Date).getTime(), (new Date)["getTime"]() + || p instanceof AST_Call && p.expression === this)) // (new foo)(bar) + return true; + }); + + PARENS(AST_Number, function(output) { + var p = output.parent(); + if (p instanceof AST_PropAccess && p.expression === this) { + var value = this.getValue(); + if (value < 0 || /^0/.test(make_num(value))) { + return true; + } + } + }); + + PARENS(AST_BigInt, function(output) { + var p = output.parent(); + if (p instanceof AST_PropAccess && p.expression === this) { + var value = this.getValue(); + if (value.startsWith("-")) { + return true; + } + } + }); + + PARENS([ AST_Assign, AST_Conditional ], function(output) { + var p = output.parent(); + // !(a = false) → true + if (p instanceof AST_Unary) + return true; + // 1 + (a = 2) + 3 → 6, side effect setting a = 2 + if (p instanceof AST_Binary && !(p instanceof AST_Assign)) + return true; + // (a = func)() —or— new (a = Object)() + if (p instanceof AST_Call && p.expression === this) + return true; + // (a = foo) ? bar : baz + if (p instanceof AST_Conditional && p.condition === this) + return true; + // (a = foo)["prop"] —or— (a = foo).prop + if (p instanceof AST_PropAccess && p.expression === this) + return true; + // ({a, b} = {a: 1, b: 2}), a destructuring assignment + if (this instanceof AST_Assign && this.left instanceof AST_Destructuring && this.left.is_array === false) + return true; + }); + + /* -----[ PRINTERS ]----- */ + + DEFPRINT(AST_Directive, function(self, output) { + output.print_string(self.value, self.quote); + output.semicolon(); + }); + + DEFPRINT(AST_Expansion, function (self, output) { + output.print("..."); + self.expression.print(output); + }); + + DEFPRINT(AST_Destructuring, function (self, output) { + output.print(self.is_array ? "[" : "{"); + var len = self.names.length; + self.names.forEach(function (name, i) { + if (i > 0) output.comma(); + name.print(output); + // If the final element is a hole, we need to make sure it + // doesn't look like a trailing comma, by inserting an actual + // trailing comma. + if (i == len - 1 && name instanceof AST_Hole) output.comma(); + }); + output.print(self.is_array ? "]" : "}"); + }); + + DEFPRINT(AST_Debugger, function(self, output) { + output.print("debugger"); + output.semicolon(); + }); + + /* -----[ statements ]----- */ + + function display_body(body, is_toplevel, output, allow_directives) { + var last = body.length - 1; + output.in_directive = allow_directives; + body.forEach(function(stmt, i) { + if (output.in_directive === true && !(stmt instanceof AST_Directive || + stmt instanceof AST_EmptyStatement || + (stmt instanceof AST_SimpleStatement && stmt.body instanceof AST_String) + )) { + output.in_directive = false; + } + if (!(stmt instanceof AST_EmptyStatement)) { + output.indent(); + stmt.print(output); + if (!(i == last && is_toplevel)) { + output.newline(); + if (is_toplevel) output.newline(); + } + } + if (output.in_directive === true && + stmt instanceof AST_SimpleStatement && + stmt.body instanceof AST_String + ) { + output.in_directive = false; + } + }); + output.in_directive = false; + } + + AST_StatementWithBody.DEFMETHOD("_do_print_body", function(output) { + force_statement(this.body, output); + }); + + DEFPRINT(AST_Statement, function(self, output) { + self.body.print(output); + output.semicolon(); + }); + DEFPRINT(AST_Toplevel, function(self, output) { + display_body(self.body, true, output, true); + output.print(""); + }); + DEFPRINT(AST_LabeledStatement, function(self, output) { + self.label.print(output); + output.colon(); + self.body.print(output); + }); + DEFPRINT(AST_SimpleStatement, function(self, output) { + self.body.print(output); + output.semicolon(); + }); + function print_braced_empty(self, output) { + output.print("{"); + output.with_indent(output.next_indent(), function() { + output.append_comments(self, true); + }); + output.print("}"); + } + function print_braced(self, output, allow_directives) { + if (self.body.length > 0) { + output.with_block(function() { + display_body(self.body, false, output, allow_directives); + }); + } else print_braced_empty(self, output); + } + DEFPRINT(AST_BlockStatement, function(self, output) { + print_braced(self, output); + }); + DEFPRINT(AST_EmptyStatement, function(self, output) { + output.semicolon(); + }); + DEFPRINT(AST_Do, function(self, output) { + output.print("do"); + output.space(); + make_block(self.body, output); + output.space(); + output.print("while"); + output.space(); + output.with_parens(function() { + self.condition.print(output); + }); + output.semicolon(); + }); + DEFPRINT(AST_While, function(self, output) { + output.print("while"); + output.space(); + output.with_parens(function() { + self.condition.print(output); + }); + output.space(); + self._do_print_body(output); + }); + DEFPRINT(AST_For, function(self, output) { + output.print("for"); + output.space(); + output.with_parens(function() { + if (self.init) { + if (self.init instanceof AST_Definitions) { + self.init.print(output); + } else { + parenthesize_for_noin(self.init, output, true); + } + output.print(";"); + output.space(); + } else { + output.print(";"); + } + if (self.condition) { + self.condition.print(output); + output.print(";"); + output.space(); + } else { + output.print(";"); + } + if (self.step) { + self.step.print(output); + } + }); + output.space(); + self._do_print_body(output); + }); + DEFPRINT(AST_ForIn, function(self, output) { + output.print("for"); + if (self.await) { + output.space(); + output.print("await"); + } + output.space(); + output.with_parens(function() { + self.init.print(output); + output.space(); + output.print(self instanceof AST_ForOf ? "of" : "in"); + output.space(); + self.object.print(output); + }); + output.space(); + self._do_print_body(output); + }); + DEFPRINT(AST_With, function(self, output) { + output.print("with"); + output.space(); + output.with_parens(function() { + self.expression.print(output); + }); + output.space(); + self._do_print_body(output); + }); + + /* -----[ functions ]----- */ + AST_Lambda.DEFMETHOD("_do_print", function(output, nokeyword) { + var self = this; + if (!nokeyword) { + if (self.async) { + output.print("async"); + output.space(); + } + output.print("function"); + if (self.is_generator) { + output.star(); + } + if (self.name) { + output.space(); + } + } + if (self.name instanceof AST_Symbol) { + self.name.print(output); + } else if (nokeyword && self.name instanceof AST_Node) { + output.with_square(function() { + self.name.print(output); // Computed method name + }); + } + output.with_parens(function() { + self.argnames.forEach(function(arg, i) { + if (i) output.comma(); + arg.print(output); + }); + }); + output.space(); + print_braced(self, output, true); + }); + DEFPRINT(AST_Lambda, function(self, output) { + self._do_print(output); + }); + + DEFPRINT(AST_PrefixedTemplateString, function(self, output) { + var tag = self.prefix; + var parenthesize_tag = tag instanceof AST_Lambda + || tag instanceof AST_Binary + || tag instanceof AST_Conditional + || tag instanceof AST_Sequence + || tag instanceof AST_Unary + || tag instanceof AST_Dot && tag.expression instanceof AST_Object; + if (parenthesize_tag) output.print("("); + self.prefix.print(output); + if (parenthesize_tag) output.print(")"); + self.template_string.print(output); + }); + DEFPRINT(AST_TemplateString, function(self, output) { + var is_tagged = output.parent() instanceof AST_PrefixedTemplateString; + + output.print("`"); + for (var i = 0; i < self.segments.length; i++) { + if (!(self.segments[i] instanceof AST_TemplateSegment)) { + output.print("${"); + self.segments[i].print(output); + output.print("}"); + } else if (is_tagged) { + output.print(self.segments[i].raw); + } else { + output.print_template_string_chars(self.segments[i].value); + } + } + output.print("`"); + }); + DEFPRINT(AST_TemplateSegment, function(self, output) { + output.print_template_string_chars(self.value); + }); + + AST_Arrow.DEFMETHOD("_do_print", function(output) { + var self = this; + var parent = output.parent(); + var needs_parens = (parent instanceof AST_Binary && !(parent instanceof AST_Assign)) || + parent instanceof AST_Unary || + (parent instanceof AST_Call && self === parent.expression); + if (needs_parens) { output.print("("); } + if (self.async) { + output.print("async"); + output.space(); + } + if (self.argnames.length === 1 && self.argnames[0] instanceof AST_Symbol) { + self.argnames[0].print(output); + } else { + output.with_parens(function() { + self.argnames.forEach(function(arg, i) { + if (i) output.comma(); + arg.print(output); + }); + }); + } + output.space(); + output.print("=>"); + output.space(); + const first_statement = self.body[0]; + if ( + self.body.length === 1 + && first_statement instanceof AST_Return + ) { + const returned = first_statement.value; + if (!returned) { + output.print("{}"); + } else if (left_is_object(returned)) { + output.print("("); + returned.print(output); + output.print(")"); + } else { + returned.print(output); + } + } else { + print_braced(self, output); + } + if (needs_parens) { output.print(")"); } + }); + + /* -----[ exits ]----- */ + AST_Exit.DEFMETHOD("_do_print", function(output, kind) { + output.print(kind); + if (this.value) { + output.space(); + const comments = this.value.start.comments_before; + if (comments && comments.length && !output.printed_comments.has(comments)) { + output.print("("); + this.value.print(output); + output.print(")"); + } else { + this.value.print(output); + } + } + output.semicolon(); + }); + DEFPRINT(AST_Return, function(self, output) { + self._do_print(output, "return"); + }); + DEFPRINT(AST_Throw, function(self, output) { + self._do_print(output, "throw"); + }); + + /* -----[ yield ]----- */ + + DEFPRINT(AST_Yield, function(self, output) { + var star = self.is_star ? "*" : ""; + output.print("yield" + star); + if (self.expression) { + output.space(); + self.expression.print(output); + } + }); + + DEFPRINT(AST_Await, function(self, output) { + output.print("await"); + output.space(); + var e = self.expression; + var parens = !( + e instanceof AST_Call + || e instanceof AST_SymbolRef + || e instanceof AST_PropAccess + || e instanceof AST_Unary + || e instanceof AST_Constant + || e instanceof AST_Await + || e instanceof AST_Object + ); + if (parens) output.print("("); + self.expression.print(output); + if (parens) output.print(")"); + }); + + /* -----[ loop control ]----- */ + AST_LoopControl.DEFMETHOD("_do_print", function(output, kind) { + output.print(kind); + if (this.label) { + output.space(); + this.label.print(output); + } + output.semicolon(); + }); + DEFPRINT(AST_Break, function(self, output) { + self._do_print(output, "break"); + }); + DEFPRINT(AST_Continue, function(self, output) { + self._do_print(output, "continue"); + }); + + /* -----[ if ]----- */ + function make_then(self, output) { + var b = self.body; + if (output.option("braces") + || output.option("ie8") && b instanceof AST_Do) + return make_block(b, output); + // The squeezer replaces "block"-s that contain only a single + // statement with the statement itself; technically, the AST + // is correct, but this can create problems when we output an + // IF having an ELSE clause where the THEN clause ends in an + // IF *without* an ELSE block (then the outer ELSE would refer + // to the inner IF). This function checks for this case and + // adds the block braces if needed. + if (!b) return output.force_semicolon(); + while (true) { + if (b instanceof AST_If) { + if (!b.alternative) { + make_block(self.body, output); + return; + } + b = b.alternative; + } else if (b instanceof AST_StatementWithBody) { + b = b.body; + } else break; + } + force_statement(self.body, output); + } + DEFPRINT(AST_If, function(self, output) { + output.print("if"); + output.space(); + output.with_parens(function() { + self.condition.print(output); + }); + output.space(); + if (self.alternative) { + make_then(self, output); + output.space(); + output.print("else"); + output.space(); + if (self.alternative instanceof AST_If) + self.alternative.print(output); + else + force_statement(self.alternative, output); + } else { + self._do_print_body(output); + } + }); + + /* -----[ switch ]----- */ + DEFPRINT(AST_Switch, function(self, output) { + output.print("switch"); + output.space(); + output.with_parens(function() { + self.expression.print(output); + }); + output.space(); + var last = self.body.length - 1; + if (last < 0) print_braced_empty(self, output); + else output.with_block(function() { + self.body.forEach(function(branch, i) { + output.indent(true); + branch.print(output); + if (i < last && branch.body.length > 0) + output.newline(); + }); + }); + }); + AST_SwitchBranch.DEFMETHOD("_do_print_body", function(output) { + output.newline(); + this.body.forEach(function(stmt) { + output.indent(); + stmt.print(output); + output.newline(); + }); + }); + DEFPRINT(AST_Default, function(self, output) { + output.print("default:"); + self._do_print_body(output); + }); + DEFPRINT(AST_Case, function(self, output) { + output.print("case"); + output.space(); + self.expression.print(output); + output.print(":"); + self._do_print_body(output); + }); + + /* -----[ exceptions ]----- */ + DEFPRINT(AST_Try, function(self, output) { + output.print("try"); + output.space(); + print_braced(self, output); + if (self.bcatch) { + output.space(); + self.bcatch.print(output); + } + if (self.bfinally) { + output.space(); + self.bfinally.print(output); + } + }); + DEFPRINT(AST_Catch, function(self, output) { + output.print("catch"); + if (self.argname) { + output.space(); + output.with_parens(function() { + self.argname.print(output); + }); + } + output.space(); + print_braced(self, output); + }); + DEFPRINT(AST_Finally, function(self, output) { + output.print("finally"); + output.space(); + print_braced(self, output); + }); + + /* -----[ var/const ]----- */ + AST_Definitions.DEFMETHOD("_do_print", function(output, kind) { + output.print(kind); + output.space(); + this.definitions.forEach(function(def, i) { + if (i) output.comma(); + def.print(output); + }); + var p = output.parent(); + var in_for = p instanceof AST_For || p instanceof AST_ForIn; + var output_semicolon = !in_for || p && p.init !== this; + if (output_semicolon) + output.semicolon(); + }); + DEFPRINT(AST_Let, function(self, output) { + self._do_print(output, "let"); + }); + DEFPRINT(AST_Var, function(self, output) { + self._do_print(output, "var"); + }); + DEFPRINT(AST_Const, function(self, output) { + self._do_print(output, "const"); + }); + DEFPRINT(AST_Import, function(self, output) { + output.print("import"); + output.space(); + if (self.imported_name) { + self.imported_name.print(output); + } + if (self.imported_name && self.imported_names) { + output.print(","); + output.space(); + } + if (self.imported_names) { + if (self.imported_names.length === 1 && self.imported_names[0].foreign_name.name === "*") { + self.imported_names[0].print(output); + } else { + output.print("{"); + self.imported_names.forEach(function (name_import, i) { + output.space(); + name_import.print(output); + if (i < self.imported_names.length - 1) { + output.print(","); + } + }); + output.space(); + output.print("}"); + } + } + if (self.imported_name || self.imported_names) { + output.space(); + output.print("from"); + output.space(); + } + self.module_name.print(output); + output.semicolon(); + }); + DEFPRINT(AST_ImportMeta, function(self, output) { + output.print("import.meta"); + }); + + DEFPRINT(AST_NameMapping, function(self, output) { + var is_import = output.parent() instanceof AST_Import; + var definition = self.name.definition(); + var names_are_different = + (definition && definition.mangled_name || self.name.name) !== + self.foreign_name.name; + if (names_are_different) { + if (is_import) { + output.print(self.foreign_name.name); + } else { + self.name.print(output); + } + output.space(); + output.print("as"); + output.space(); + if (is_import) { + self.name.print(output); + } else { + output.print(self.foreign_name.name); + } + } else { + self.name.print(output); + } + }); + + DEFPRINT(AST_Export, function(self, output) { + output.print("export"); + output.space(); + if (self.is_default) { + output.print("default"); + output.space(); + } + if (self.exported_names) { + if (self.exported_names.length === 1 && self.exported_names[0].name.name === "*") { + self.exported_names[0].print(output); + } else { + output.print("{"); + self.exported_names.forEach(function(name_export, i) { + output.space(); + name_export.print(output); + if (i < self.exported_names.length - 1) { + output.print(","); + } + }); + output.space(); + output.print("}"); + } + } else if (self.exported_value) { + self.exported_value.print(output); + } else if (self.exported_definition) { + self.exported_definition.print(output); + if (self.exported_definition instanceof AST_Definitions) return; + } + if (self.module_name) { + output.space(); + output.print("from"); + output.space(); + self.module_name.print(output); + } + if (self.exported_value + && !(self.exported_value instanceof AST_Defun || + self.exported_value instanceof AST_Function || + self.exported_value instanceof AST_Class) + || self.module_name + || self.exported_names + ) { + output.semicolon(); + } + }); + + function parenthesize_for_noin(node, output, noin) { + var parens = false; + // need to take some precautions here: + // https://github.com/mishoo/UglifyJS2/issues/60 + if (noin) { + parens = walk(node, node => { + if (node instanceof AST_Scope) return true; + if (node instanceof AST_Binary && node.operator == "in") { + return walk_abort; // makes walk() return true + } + }); + } + node.print(output, parens); + } + + DEFPRINT(AST_VarDef, function(self, output) { + self.name.print(output); + if (self.value) { + output.space(); + output.print("="); + output.space(); + var p = output.parent(1); + var noin = p instanceof AST_For || p instanceof AST_ForIn; + parenthesize_for_noin(self.value, output, noin); + } + }); + + /* -----[ other expressions ]----- */ + DEFPRINT(AST_Call, function(self, output) { + self.expression.print(output); + if (self instanceof AST_New && self.args.length === 0) + return; + if (self.expression instanceof AST_Call || self.expression instanceof AST_Lambda) { + output.add_mapping(self.start); + } + if (self.optional) output.print("?."); + output.with_parens(function() { + self.args.forEach(function(expr, i) { + if (i) output.comma(); + expr.print(output); + }); + }); + }); + DEFPRINT(AST_New, function(self, output) { + output.print("new"); + output.space(); + AST_Call.prototype._codegen(self, output); + }); + + AST_Sequence.DEFMETHOD("_do_print", function(output) { + this.expressions.forEach(function(node, index) { + if (index > 0) { + output.comma(); + if (output.should_break()) { + output.newline(); + output.indent(); + } + } + node.print(output); + }); + }); + DEFPRINT(AST_Sequence, function(self, output) { + self._do_print(output); + // var p = output.parent(); + // if (p instanceof AST_Statement) { + // output.with_indent(output.next_indent(), function(){ + // self._do_print(output); + // }); + // } else { + // self._do_print(output); + // } + }); + DEFPRINT(AST_Dot, function(self, output) { + var expr = self.expression; + expr.print(output); + var prop = self.property; + var print_computed = RESERVED_WORDS.has(prop) + ? output.option("ie8") + : !is_identifier_string( + prop, + output.option("ecma") >= 2015 || output.option("safari10") + ); + + if (self.optional) output.print("?."); + + if (print_computed) { + output.print("["); + output.add_mapping(self.end); + output.print_string(prop); + output.print("]"); + } else { + if (expr instanceof AST_Number && expr.getValue() >= 0) { + if (!/[xa-f.)]/i.test(output.last())) { + output.print("."); + } + } + if (!self.optional) output.print("."); + // the name after dot would be mapped about here. + output.add_mapping(self.end); + output.print_name(prop); + } + }); + DEFPRINT(AST_Sub, function(self, output) { + self.expression.print(output); + if (self.optional) output.print("?."); + output.print("["); + self.property.print(output); + output.print("]"); + }); + DEFPRINT(AST_Chain, function(self, output) { + self.expression.print(output); + }); + DEFPRINT(AST_UnaryPrefix, function(self, output) { + var op = self.operator; + output.print(op); + if (/^[a-z]/i.test(op) + || (/[+-]$/.test(op) + && self.expression instanceof AST_UnaryPrefix + && /^[+-]/.test(self.expression.operator))) { + output.space(); + } + self.expression.print(output); + }); + DEFPRINT(AST_UnaryPostfix, function(self, output) { + self.expression.print(output); + output.print(self.operator); + }); + DEFPRINT(AST_Binary, function(self, output) { + var op = self.operator; + self.left.print(output); + if (op[0] == ">" /* ">>" ">>>" ">" ">=" */ + && self.left instanceof AST_UnaryPostfix + && self.left.operator == "--") { + // space is mandatory to avoid outputting --> + output.print(" "); + } else { + // the space is optional depending on "beautify" + output.space(); + } + output.print(op); + if ((op == "<" || op == "<<") + && self.right instanceof AST_UnaryPrefix + && self.right.operator == "!" + && self.right.expression instanceof AST_UnaryPrefix + && self.right.expression.operator == "--") { + // space is mandatory to avoid outputting x ? y : false + if (self.left.operator == "||") { + var lr = self.left.right.evaluate(compressor); + if (!lr) return make_node(AST_Conditional, self, { + condition: self.left.left, + consequent: self.right, + alternative: self.left.right + }).optimize(compressor); + } + break; + case "||": + var ll = has_flag(self.left, TRUTHY) + ? true + : has_flag(self.left, FALSY) + ? false + : self.left.evaluate(compressor); + if (!ll) { + return make_sequence(self, [ self.left, self.right ]).optimize(compressor); + } else if (!(ll instanceof AST_Node)) { + return maintain_this_binding(compressor.parent(), compressor.self(), self.left).optimize(compressor); + } + var rr = self.right.evaluate(compressor); + if (!rr) { + var parent = compressor.parent(); + if (parent.operator == "||" && parent.left === compressor.self() || compressor.in_boolean_context()) { + return self.left.optimize(compressor); + } + } else if (!(rr instanceof AST_Node)) { + if (compressor.in_boolean_context()) { + return make_sequence(self, [ + self.left, + make_node(AST_True, self) + ]).optimize(compressor); + } else { + set_flag(self, TRUTHY); + } + } + if (self.left.operator == "&&") { + var lr = self.left.right.evaluate(compressor); + if (lr && !(lr instanceof AST_Node)) return make_node(AST_Conditional, self, { + condition: self.left.left, + consequent: self.left.right, + alternative: self.right + }).optimize(compressor); + } + break; + case "??": + if (is_nullish(self.left)) { + return self.right; + } + + var ll = self.left.evaluate(compressor); + if (!(ll instanceof AST_Node)) { + // if we know the value for sure we can simply compute right away. + return ll == null ? self.right : self.left; + } + + if (compressor.in_boolean_context()) { + const rr = self.right.evaluate(compressor); + if (!(rr instanceof AST_Node) && !rr) { + return self.left; + } + } + } + var associative = true; + switch (self.operator) { + case "+": + // (x + "foo") + "bar" => x + "foobar" + if (self.right instanceof AST_Constant + && self.left instanceof AST_Binary + && self.left.operator == "+" + && self.left.is_string(compressor)) { + var binary = make_node(AST_Binary, self, { + operator: "+", + left: self.left.right, + right: self.right, + }); + var r = binary.optimize(compressor); + if (binary !== r) { + self = make_node(AST_Binary, self, { + operator: "+", + left: self.left.left, + right: r + }); + } + } + // (x + "foo") + ("bar" + y) => (x + "foobar") + y + if (self.left instanceof AST_Binary + && self.left.operator == "+" + && self.left.is_string(compressor) + && self.right instanceof AST_Binary + && self.right.operator == "+" + && self.right.is_string(compressor)) { + var binary = make_node(AST_Binary, self, { + operator: "+", + left: self.left.right, + right: self.right.left, + }); + var m = binary.optimize(compressor); + if (binary !== m) { + self = make_node(AST_Binary, self, { + operator: "+", + left: make_node(AST_Binary, self.left, { + operator: "+", + left: self.left.left, + right: m + }), + right: self.right.right + }); + } + } + // a + -b => a - b + if (self.right instanceof AST_UnaryPrefix + && self.right.operator == "-" + && self.left.is_number(compressor)) { + self = make_node(AST_Binary, self, { + operator: "-", + left: self.left, + right: self.right.expression + }); + break; + } + // -a + b => b - a + if (self.left instanceof AST_UnaryPrefix + && self.left.operator == "-" + && reversible() + && self.right.is_number(compressor)) { + self = make_node(AST_Binary, self, { + operator: "-", + left: self.right, + right: self.left.expression + }); + break; + } + // `foo${bar}baz` + 1 => `foo${bar}baz1` + if (self.left instanceof AST_TemplateString) { + var l = self.left; + var r = self.right.evaluate(compressor); + if (r != self.right) { + l.segments[l.segments.length - 1].value += String(r); + return l; + } + } + // 1 + `foo${bar}baz` => `1foo${bar}baz` + if (self.right instanceof AST_TemplateString) { + var r = self.right; + var l = self.left.evaluate(compressor); + if (l != self.left) { + r.segments[0].value = String(l) + r.segments[0].value; + return r; + } + } + // `1${bar}2` + `foo${bar}baz` => `1${bar}2foo${bar}baz` + if (self.left instanceof AST_TemplateString + && self.right instanceof AST_TemplateString) { + var l = self.left; + var segments = l.segments; + var r = self.right; + segments[segments.length - 1].value += r.segments[0].value; + for (var i = 1; i < r.segments.length; i++) { + segments.push(r.segments[i]); + } + return l; + } + case "*": + associative = compressor.option("unsafe_math"); + case "&": + case "|": + case "^": + // a + +b => +b + a + if (self.left.is_number(compressor) + && self.right.is_number(compressor) + && reversible() + && !(self.left instanceof AST_Binary + && self.left.operator != self.operator + && PRECEDENCE[self.left.operator] >= PRECEDENCE[self.operator])) { + var reversed = make_node(AST_Binary, self, { + operator: self.operator, + left: self.right, + right: self.left + }); + if (self.right instanceof AST_Constant + && !(self.left instanceof AST_Constant)) { + self = best_of(compressor, reversed, self); + } else { + self = best_of(compressor, self, reversed); + } + } + if (associative && self.is_number(compressor)) { + // a + (b + c) => (a + b) + c + if (self.right instanceof AST_Binary + && self.right.operator == self.operator) { + self = make_node(AST_Binary, self, { + operator: self.operator, + left: make_node(AST_Binary, self.left, { + operator: self.operator, + left: self.left, + right: self.right.left, + start: self.left.start, + end: self.right.left.end + }), + right: self.right.right + }); + } + // (n + 2) + 3 => 5 + n + // (2 * n) * 3 => 6 + n + if (self.right instanceof AST_Constant + && self.left instanceof AST_Binary + && self.left.operator == self.operator) { + if (self.left.left instanceof AST_Constant) { + self = make_node(AST_Binary, self, { + operator: self.operator, + left: make_node(AST_Binary, self.left, { + operator: self.operator, + left: self.left.left, + right: self.right, + start: self.left.left.start, + end: self.right.end + }), + right: self.left.right + }); + } else if (self.left.right instanceof AST_Constant) { + self = make_node(AST_Binary, self, { + operator: self.operator, + left: make_node(AST_Binary, self.left, { + operator: self.operator, + left: self.left.right, + right: self.right, + start: self.left.right.start, + end: self.right.end + }), + right: self.left.left + }); + } + } + // (a | 1) | (2 | d) => (3 | a) | b + if (self.left instanceof AST_Binary + && self.left.operator == self.operator + && self.left.right instanceof AST_Constant + && self.right instanceof AST_Binary + && self.right.operator == self.operator + && self.right.left instanceof AST_Constant) { + self = make_node(AST_Binary, self, { + operator: self.operator, + left: make_node(AST_Binary, self.left, { + operator: self.operator, + left: make_node(AST_Binary, self.left.left, { + operator: self.operator, + left: self.left.right, + right: self.right.left, + start: self.left.right.start, + end: self.right.left.end + }), + right: self.left.left + }), + right: self.right.right + }); + } + } + } + } + // x && (y && z) ==> x && y && z + // x || (y || z) ==> x || y || z + // x + ("y" + z) ==> x + "y" + z + // "x" + (y + "z")==> "x" + y + "z" + if (self.right instanceof AST_Binary + && self.right.operator == self.operator + && (lazy_op.has(self.operator) + || (self.operator == "+" + && (self.right.left.is_string(compressor) + || (self.left.is_string(compressor) + && self.right.right.is_string(compressor))))) + ) { + self.left = make_node(AST_Binary, self.left, { + operator : self.operator, + left : self.left.transform(compressor), + right : self.right.left.transform(compressor) + }); + self.right = self.right.right.transform(compressor); + return self.transform(compressor); + } + var ev = self.evaluate(compressor); + if (ev !== self) { + ev = make_node_from_constant(ev, self).optimize(compressor); + return best_of(compressor, ev, self); + } + return self; +}); + +def_optimize(AST_SymbolExport, function(self) { + return self; +}); + +function recursive_ref(compressor, def) { + var node; + for (var i = 0; node = compressor.parent(i); i++) { + if ( + node instanceof AST_Lambda + || node instanceof AST_Class + ) { + var name = node.name; + if (name && name.definition() === def) break; + } + } + return node; +} + +function within_array_or_object_literal(compressor) { + var node, level = 0; + while (node = compressor.parent(level++)) { + if (node instanceof AST_Statement) return false; + if (node instanceof AST_Array + || node instanceof AST_ObjectKeyVal + || node instanceof AST_Object) { + return true; + } + } + return false; +} + +def_optimize(AST_SymbolRef, function(self, compressor) { + if ( + !compressor.option("ie8") + && is_undeclared_ref(self) + && !compressor.find_parent(AST_With) + ) { + switch (self.name) { + case "undefined": + return make_node(AST_Undefined, self).optimize(compressor); + case "NaN": + return make_node(AST_NaN, self).optimize(compressor); + case "Infinity": + return make_node(AST_Infinity, self).optimize(compressor); + } + } + + const parent = compressor.parent(); + if (compressor.option("reduce_vars") && is_lhs(self, parent) !== self) { + const def = self.definition(); + const nearest_scope = find_scope(compressor); + if (compressor.top_retain && def.global && compressor.top_retain(def)) { + def.fixed = false; + def.single_use = false; + return self; + } + + let fixed = self.fixed_value(); + let single_use = def.single_use + && !(parent instanceof AST_Call + && (parent.is_expr_pure(compressor)) + || has_annotation(parent, _NOINLINE)) + && !(parent instanceof AST_Export + && fixed instanceof AST_Lambda + && fixed.name); + + if (single_use && (fixed instanceof AST_Lambda || fixed instanceof AST_Class)) { + if (retain_top_func(fixed, compressor)) { + single_use = false; + } else if (def.scope !== self.scope + && (def.escaped == 1 + || has_flag(fixed, INLINED) + || within_array_or_object_literal(compressor))) { + single_use = false; + } else if (recursive_ref(compressor, def)) { + single_use = false; + } else if (def.scope !== self.scope || def.orig[0] instanceof AST_SymbolFunarg) { + single_use = fixed.is_constant_expression(self.scope); + if (single_use == "f") { + var scope = self.scope; + do { + if (scope instanceof AST_Defun || is_func_expr(scope)) { + set_flag(scope, INLINED); + } + } while (scope = scope.parent_scope); + } + } + } + if (single_use && fixed instanceof AST_Lambda) { + single_use = + def.scope === self.scope + && !scope_encloses_variables_in_this_scope(nearest_scope, fixed) + || parent instanceof AST_Call + && parent.expression === self + && !scope_encloses_variables_in_this_scope(nearest_scope, fixed) + && !(fixed.name && fixed.name.definition().recursive_refs > 0); + } + if (single_use && fixed instanceof AST_Class) { + const extends_inert = !fixed.extends + || !fixed.extends.may_throw(compressor) + && !fixed.extends.has_side_effects(compressor); + single_use = extends_inert + && !fixed.properties.some(prop => + prop.may_throw(compressor) || prop.has_side_effects(compressor) + ); + } + + if (single_use && fixed) { + if (fixed instanceof AST_DefClass) { + set_flag(fixed, SQUEEZED); + fixed = make_node(AST_ClassExpression, fixed, fixed); + } + if (fixed instanceof AST_Defun) { + set_flag(fixed, SQUEEZED); + fixed = make_node(AST_Function, fixed, fixed); + } + if (def.recursive_refs > 0 && fixed.name instanceof AST_SymbolDefun) { + const defun_def = fixed.name.definition(); + let lambda_def = fixed.variables.get(fixed.name.name); + let name = lambda_def && lambda_def.orig[0]; + if (!(name instanceof AST_SymbolLambda)) { + name = make_node(AST_SymbolLambda, fixed.name, fixed.name); + name.scope = fixed; + fixed.name = name; + lambda_def = fixed.def_function(name); + } + walk(fixed, node => { + if (node instanceof AST_SymbolRef && node.definition() === defun_def) { + node.thedef = lambda_def; + lambda_def.references.push(node); + } + }); + } + if ( + (fixed instanceof AST_Lambda || fixed instanceof AST_Class) + && fixed.parent_scope !== nearest_scope + ) { + fixed = fixed.clone(true, compressor.get_toplevel()); + + nearest_scope.add_child_scope(fixed); + } + return fixed.optimize(compressor); + } + + // multiple uses + if (fixed) { + let replace; + + if (fixed instanceof AST_This) { + if (!(def.orig[0] instanceof AST_SymbolFunarg) + && def.references.every((ref) => + def.scope === ref.scope + )) { + replace = fixed; + } + } else { + var ev = fixed.evaluate(compressor); + if ( + ev !== fixed + && (compressor.option("unsafe_regexp") || !(ev instanceof RegExp)) + ) { + replace = make_node_from_constant(ev, fixed); + } + } + + if (replace) { + const name_length = self.size(compressor); + const replace_size = replace.size(compressor); + + let overhead = 0; + if (compressor.option("unused") && !compressor.exposed(def)) { + overhead = + (name_length + 2 + replace_size) / + (def.references.length - def.assignments); + } + + if (replace_size <= name_length + overhead) { + return replace; + } + } + } + } + return self; +}); + +function scope_encloses_variables_in_this_scope(scope, pulled_scope) { + for (const enclosed of pulled_scope.enclosed) { + if (pulled_scope.variables.has(enclosed.name)) { + continue; + } + const looked_up = scope.find_variable(enclosed.name); + if (looked_up) { + if (looked_up === enclosed) continue; + return true; + } + } + return false; +} + +function is_atomic(lhs, self) { + return lhs instanceof AST_SymbolRef || lhs.TYPE === self.TYPE; +} + +def_optimize(AST_Undefined, function(self, compressor) { + if (compressor.option("unsafe_undefined")) { + var undef = find_variable(compressor, "undefined"); + if (undef) { + var ref = make_node(AST_SymbolRef, self, { + name : "undefined", + scope : undef.scope, + thedef : undef + }); + set_flag(ref, UNDEFINED); + return ref; + } + } + var lhs = is_lhs(compressor.self(), compressor.parent()); + if (lhs && is_atomic(lhs, self)) return self; + return make_node(AST_UnaryPrefix, self, { + operator: "void", + expression: make_node(AST_Number, self, { + value: 0 + }) + }); +}); + +def_optimize(AST_Infinity, function(self, compressor) { + var lhs = is_lhs(compressor.self(), compressor.parent()); + if (lhs && is_atomic(lhs, self)) return self; + if ( + compressor.option("keep_infinity") + && !(lhs && !is_atomic(lhs, self)) + && !find_variable(compressor, "Infinity") + ) { + return self; + } + return make_node(AST_Binary, self, { + operator: "/", + left: make_node(AST_Number, self, { + value: 1 + }), + right: make_node(AST_Number, self, { + value: 0 + }) + }); +}); + +def_optimize(AST_NaN, function(self, compressor) { + var lhs = is_lhs(compressor.self(), compressor.parent()); + if (lhs && !is_atomic(lhs, self) + || find_variable(compressor, "NaN")) { + return make_node(AST_Binary, self, { + operator: "/", + left: make_node(AST_Number, self, { + value: 0 + }), + right: make_node(AST_Number, self, { + value: 0 + }) + }); + } + return self; +}); + +function is_reachable(self, defs) { + const find_ref = node => { + if (node instanceof AST_SymbolRef && member(node.definition(), defs)) { + return walk_abort; + } + }; + + return walk_parent(self, (node, info) => { + if (node instanceof AST_Scope && node !== self) { + var parent = info.parent(); + + if (parent instanceof AST_Call && parent.expression === node) return; + + if (walk(node, find_ref)) return walk_abort; + + return true; + } + }); +} + +const ASSIGN_OPS = makePredicate("+ - / * % >> << >>> | ^ &"); +const ASSIGN_OPS_COMMUTATIVE = makePredicate("* | ^ &"); +def_optimize(AST_Assign, function(self, compressor) { + if (self.logical) { + return self.lift_sequences(compressor); + } + + var def; + if (compressor.option("dead_code") + && self.left instanceof AST_SymbolRef + && (def = self.left.definition()).scope === compressor.find_parent(AST_Lambda)) { + var level = 0, node, parent = self; + do { + node = parent; + parent = compressor.parent(level++); + if (parent instanceof AST_Exit) { + if (in_try(level, parent)) break; + if (is_reachable(def.scope, [ def ])) break; + if (self.operator == "=") return self.right; + def.fixed = false; + return make_node(AST_Binary, self, { + operator: self.operator.slice(0, -1), + left: self.left, + right: self.right + }).optimize(compressor); + } + } while (parent instanceof AST_Binary && parent.right === node + || parent instanceof AST_Sequence && parent.tail_node() === node); + } + self = self.lift_sequences(compressor); + if (self.operator == "=" && self.left instanceof AST_SymbolRef && self.right instanceof AST_Binary) { + // x = expr1 OP expr2 + if (self.right.left instanceof AST_SymbolRef + && self.right.left.name == self.left.name + && ASSIGN_OPS.has(self.right.operator)) { + // x = x - 2 ---> x -= 2 + self.operator = self.right.operator + "="; + self.right = self.right.right; + } else if (self.right.right instanceof AST_SymbolRef + && self.right.right.name == self.left.name + && ASSIGN_OPS_COMMUTATIVE.has(self.right.operator) + && !self.right.left.has_side_effects(compressor)) { + // x = 2 & x ---> x &= 2 + self.operator = self.right.operator + "="; + self.right = self.right.left; + } + } + return self; + + function in_try(level, node) { + var right = self.right; + self.right = make_node(AST_Null, right); + var may_throw = node.may_throw(compressor); + self.right = right; + var scope = self.left.definition().scope; + var parent; + while ((parent = compressor.parent(level++)) !== scope) { + if (parent instanceof AST_Try) { + if (parent.bfinally) return true; + if (may_throw && parent.bcatch) return true; + } + } + } +}); + +def_optimize(AST_DefaultAssign, function(self, compressor) { + if (!compressor.option("evaluate")) { + return self; + } + var evaluateRight = self.right.evaluate(compressor); + + // `[x = undefined] = foo` ---> `[x] = foo` + if (evaluateRight === undefined) { + self = self.left; + } else if (evaluateRight !== self.right) { + evaluateRight = make_node_from_constant(evaluateRight, self.right); + self.right = best_of_expression(evaluateRight, self.right); + } + + return self; +}); + +function is_nullish(node) { + let fixed; + return ( + node instanceof AST_Null + || is_undefined(node) + || ( + node instanceof AST_SymbolRef + && (fixed = node.definition().fixed) instanceof AST_Node + && is_nullish(fixed) + ) + // Recurse into those optional chains! + || node instanceof AST_PropAccess && node.optional && is_nullish(node.expression) + || node instanceof AST_Call && node.optional && is_nullish(node.expression) + || node instanceof AST_Chain && is_nullish(node.expression) + ); +} + +function is_nullish_check(check, check_subject, compressor) { + if (check_subject.may_throw(compressor)) return false; + + let nullish_side; + + // foo == null + if ( + check instanceof AST_Binary + && check.operator === "==" + // which side is nullish? + && ( + (nullish_side = is_nullish(check.left) && check.left) + || (nullish_side = is_nullish(check.right) && check.right) + ) + // is the other side the same as the check_subject + && ( + nullish_side === check.left + ? check.right + : check.left + ).equivalent_to(check_subject) + ) { + return true; + } + + // foo === null || foo === undefined + if (check instanceof AST_Binary && check.operator === "||") { + let null_cmp; + let undefined_cmp; + + const find_comparison = cmp => { + if (!( + cmp instanceof AST_Binary + && (cmp.operator === "===" || cmp.operator === "==") + )) { + return false; + } + + let found = 0; + let defined_side; + + if (cmp.left instanceof AST_Null) { + found++; + null_cmp = cmp; + defined_side = cmp.right; + } + if (cmp.right instanceof AST_Null) { + found++; + null_cmp = cmp; + defined_side = cmp.left; + } + if (is_undefined(cmp.left)) { + found++; + undefined_cmp = cmp; + defined_side = cmp.right; + } + if (is_undefined(cmp.right)) { + found++; + undefined_cmp = cmp; + defined_side = cmp.left; + } + + if (found !== 1) { + return false; + } + + if (!defined_side.equivalent_to(check_subject)) { + return false; + } + + return true; + }; + + if (!find_comparison(check.left)) return false; + if (!find_comparison(check.right)) return false; + + if (null_cmp && undefined_cmp && null_cmp !== undefined_cmp) { + return true; + } + } + + return false; +} + +def_optimize(AST_Conditional, function(self, compressor) { + if (!compressor.option("conditionals")) return self; + // This looks like lift_sequences(), should probably be under "sequences" + if (self.condition instanceof AST_Sequence) { + var expressions = self.condition.expressions.slice(); + self.condition = expressions.pop(); + expressions.push(self); + return make_sequence(self, expressions); + } + var cond = self.condition.evaluate(compressor); + if (cond !== self.condition) { + if (cond) { + return maintain_this_binding(compressor.parent(), compressor.self(), self.consequent); + } else { + return maintain_this_binding(compressor.parent(), compressor.self(), self.alternative); + } + } + var negated = cond.negate(compressor, first_in_statement(compressor)); + if (best_of(compressor, cond, negated) === negated) { + self = make_node(AST_Conditional, self, { + condition: negated, + consequent: self.alternative, + alternative: self.consequent + }); + } + var condition = self.condition; + var consequent = self.consequent; + var alternative = self.alternative; + // x?x:y --> x||y + if (condition instanceof AST_SymbolRef + && consequent instanceof AST_SymbolRef + && condition.definition() === consequent.definition()) { + return make_node(AST_Binary, self, { + operator: "||", + left: condition, + right: alternative + }); + } + // if (foo) exp = something; else exp = something_else; + // | + // v + // exp = foo ? something : something_else; + if ( + consequent instanceof AST_Assign + && alternative instanceof AST_Assign + && consequent.operator === alternative.operator + && consequent.logical === alternative.logical + && consequent.left.equivalent_to(alternative.left) + && (!self.condition.has_side_effects(compressor) + || consequent.operator == "=" + && !consequent.left.has_side_effects(compressor)) + ) { + return make_node(AST_Assign, self, { + operator: consequent.operator, + left: consequent.left, + logical: consequent.logical, + right: make_node(AST_Conditional, self, { + condition: self.condition, + consequent: consequent.right, + alternative: alternative.right + }) + }); + } + // x ? y(a) : y(b) --> y(x ? a : b) + var arg_index; + if (consequent instanceof AST_Call + && alternative.TYPE === consequent.TYPE + && consequent.args.length > 0 + && consequent.args.length == alternative.args.length + && consequent.expression.equivalent_to(alternative.expression) + && !self.condition.has_side_effects(compressor) + && !consequent.expression.has_side_effects(compressor) + && typeof (arg_index = single_arg_diff()) == "number") { + var node = consequent.clone(); + node.args[arg_index] = make_node(AST_Conditional, self, { + condition: self.condition, + consequent: consequent.args[arg_index], + alternative: alternative.args[arg_index] + }); + return node; + } + // a ? b : c ? b : d --> (a || c) ? b : d + if (alternative instanceof AST_Conditional + && consequent.equivalent_to(alternative.consequent)) { + return make_node(AST_Conditional, self, { + condition: make_node(AST_Binary, self, { + operator: "||", + left: condition, + right: alternative.condition + }), + consequent: consequent, + alternative: alternative.alternative + }).optimize(compressor); + } + + // a == null ? b : a -> a ?? b + if ( + compressor.option("ecma") >= 2020 && + is_nullish_check(condition, alternative, compressor) + ) { + return make_node(AST_Binary, self, { + operator: "??", + left: alternative, + right: consequent + }).optimize(compressor); + } + + // a ? b : (c, b) --> (a || c), b + if (alternative instanceof AST_Sequence + && consequent.equivalent_to(alternative.expressions[alternative.expressions.length - 1])) { + return make_sequence(self, [ + make_node(AST_Binary, self, { + operator: "||", + left: condition, + right: make_sequence(self, alternative.expressions.slice(0, -1)) + }), + consequent + ]).optimize(compressor); + } + // a ? b : (c && b) --> (a || c) && b + if (alternative instanceof AST_Binary + && alternative.operator == "&&" + && consequent.equivalent_to(alternative.right)) { + return make_node(AST_Binary, self, { + operator: "&&", + left: make_node(AST_Binary, self, { + operator: "||", + left: condition, + right: alternative.left + }), + right: consequent + }).optimize(compressor); + } + // x?y?z:a:a --> x&&y?z:a + if (consequent instanceof AST_Conditional + && consequent.alternative.equivalent_to(alternative)) { + return make_node(AST_Conditional, self, { + condition: make_node(AST_Binary, self, { + left: self.condition, + operator: "&&", + right: consequent.condition + }), + consequent: consequent.consequent, + alternative: alternative + }); + } + // x ? y : y --> x, y + if (consequent.equivalent_to(alternative)) { + return make_sequence(self, [ + self.condition, + consequent + ]).optimize(compressor); + } + // x ? y || z : z --> x && y || z + if (consequent instanceof AST_Binary + && consequent.operator == "||" + && consequent.right.equivalent_to(alternative)) { + return make_node(AST_Binary, self, { + operator: "||", + left: make_node(AST_Binary, self, { + operator: "&&", + left: self.condition, + right: consequent.left + }), + right: alternative + }).optimize(compressor); + } + var in_bool = compressor.in_boolean_context(); + if (is_true(self.consequent)) { + if (is_false(self.alternative)) { + // c ? true : false ---> !!c + return booleanize(self.condition); + } + // c ? true : x ---> !!c || x + return make_node(AST_Binary, self, { + operator: "||", + left: booleanize(self.condition), + right: self.alternative + }); + } + if (is_false(self.consequent)) { + if (is_true(self.alternative)) { + // c ? false : true ---> !c + return booleanize(self.condition.negate(compressor)); + } + // c ? false : x ---> !c && x + return make_node(AST_Binary, self, { + operator: "&&", + left: booleanize(self.condition.negate(compressor)), + right: self.alternative + }); + } + if (is_true(self.alternative)) { + // c ? x : true ---> !c || x + return make_node(AST_Binary, self, { + operator: "||", + left: booleanize(self.condition.negate(compressor)), + right: self.consequent + }); + } + if (is_false(self.alternative)) { + // c ? x : false ---> !!c && x + return make_node(AST_Binary, self, { + operator: "&&", + left: booleanize(self.condition), + right: self.consequent + }); + } + + return self; + + function booleanize(node) { + if (node.is_boolean()) return node; + // !!expression + return make_node(AST_UnaryPrefix, node, { + operator: "!", + expression: node.negate(compressor) + }); + } + + // AST_True or !0 + function is_true(node) { + return node instanceof AST_True + || in_bool + && node instanceof AST_Constant + && node.getValue() + || (node instanceof AST_UnaryPrefix + && node.operator == "!" + && node.expression instanceof AST_Constant + && !node.expression.getValue()); + } + // AST_False or !1 + function is_false(node) { + return node instanceof AST_False + || in_bool + && node instanceof AST_Constant + && !node.getValue() + || (node instanceof AST_UnaryPrefix + && node.operator == "!" + && node.expression instanceof AST_Constant + && node.expression.getValue()); + } + + function single_arg_diff() { + var a = consequent.args; + var b = alternative.args; + for (var i = 0, len = a.length; i < len; i++) { + if (a[i] instanceof AST_Expansion) return; + if (!a[i].equivalent_to(b[i])) { + if (b[i] instanceof AST_Expansion) return; + for (var j = i + 1; j < len; j++) { + if (a[j] instanceof AST_Expansion) return; + if (!a[j].equivalent_to(b[j])) return; + } + return i; + } + } + } +}); + +def_optimize(AST_Boolean, function(self, compressor) { + if (compressor.in_boolean_context()) return make_node(AST_Number, self, { + value: +self.value + }); + var p = compressor.parent(); + if (compressor.option("booleans_as_integers")) { + if (p instanceof AST_Binary && (p.operator == "===" || p.operator == "!==")) { + p.operator = p.operator.replace(/=$/, ""); + } + return make_node(AST_Number, self, { + value: +self.value + }); + } + if (compressor.option("booleans")) { + if (p instanceof AST_Binary && (p.operator == "==" + || p.operator == "!=")) { + return make_node(AST_Number, self, { + value: +self.value + }); + } + return make_node(AST_UnaryPrefix, self, { + operator: "!", + expression: make_node(AST_Number, self, { + value: 1 - self.value + }) + }); + } + return self; +}); + +function safe_to_flatten(value, compressor) { + if (value instanceof AST_SymbolRef) { + value = value.fixed_value(); + } + if (!value) return false; + if (!(value instanceof AST_Lambda || value instanceof AST_Class)) return true; + if (!(value instanceof AST_Lambda && value.contains_this())) return true; + return compressor.parent() instanceof AST_New; +} + +AST_PropAccess.DEFMETHOD("flatten_object", function(key, compressor) { + if (!compressor.option("properties")) return; + var arrows = compressor.option("unsafe_arrows") && compressor.option("ecma") >= 2015; + var expr = this.expression; + if (expr instanceof AST_Object) { + var props = expr.properties; + for (var i = props.length; --i >= 0;) { + var prop = props[i]; + if ("" + (prop instanceof AST_ConciseMethod ? prop.key.name : prop.key) == key) { + if (!props.every((prop) => { + return prop instanceof AST_ObjectKeyVal + || arrows && prop instanceof AST_ConciseMethod && !prop.is_generator; + })) break; + if (!safe_to_flatten(prop.value, compressor)) break; + return make_node(AST_Sub, this, { + expression: make_node(AST_Array, expr, { + elements: props.map(function(prop) { + var v = prop.value; + if (v instanceof AST_Accessor) v = make_node(AST_Function, v, v); + var k = prop.key; + if (k instanceof AST_Node && !(k instanceof AST_SymbolMethod)) { + return make_sequence(prop, [ k, v ]); + } + return v; + }) + }), + property: make_node(AST_Number, this, { + value: i + }) + }); + } + } + } +}); + +def_optimize(AST_Sub, function(self, compressor) { + var expr = self.expression; + var prop = self.property; + if (compressor.option("properties")) { + var key = prop.evaluate(compressor); + if (key !== prop) { + if (typeof key == "string") { + if (key == "undefined") { + key = undefined; + } else { + var value = parseFloat(key); + if (value.toString() == key) { + key = value; + } + } + } + prop = self.property = best_of_expression(prop, make_node_from_constant(key, prop).transform(compressor)); + var property = "" + key; + if (is_basic_identifier_string(property) + && property.length <= prop.size() + 1) { + return make_node(AST_Dot, self, { + expression: expr, + optional: self.optional, + property: property, + quote: prop.quote, + }).optimize(compressor); + } + } + } + var fn; + OPT_ARGUMENTS: if (compressor.option("arguments") + && expr instanceof AST_SymbolRef + && expr.name == "arguments" + && expr.definition().orig.length == 1 + && (fn = expr.scope) instanceof AST_Lambda + && fn.uses_arguments + && !(fn instanceof AST_Arrow) + && prop instanceof AST_Number) { + var index = prop.getValue(); + var params = new Set(); + var argnames = fn.argnames; + for (var n = 0; n < argnames.length; n++) { + if (!(argnames[n] instanceof AST_SymbolFunarg)) { + break OPT_ARGUMENTS; // destructuring parameter - bail + } + var param = argnames[n].name; + if (params.has(param)) { + break OPT_ARGUMENTS; // duplicate parameter - bail + } + params.add(param); + } + var argname = fn.argnames[index]; + if (argname && compressor.has_directive("use strict")) { + var def = argname.definition(); + if (!compressor.option("reduce_vars") || def.assignments || def.orig.length > 1) { + argname = null; + } + } else if (!argname && !compressor.option("keep_fargs") && index < fn.argnames.length + 5) { + while (index >= fn.argnames.length) { + argname = fn.create_symbol(AST_SymbolFunarg, { + source: fn, + scope: fn, + tentative_name: "argument_" + fn.argnames.length, + }); + fn.argnames.push(argname); + } + } + if (argname) { + var sym = make_node(AST_SymbolRef, self, argname); + sym.reference({}); + clear_flag(argname, UNUSED); + return sym; + } + } + if (is_lhs(self, compressor.parent())) return self; + if (key !== prop) { + var sub = self.flatten_object(property, compressor); + if (sub) { + expr = self.expression = sub.expression; + prop = self.property = sub.property; + } + } + if (compressor.option("properties") && compressor.option("side_effects") + && prop instanceof AST_Number && expr instanceof AST_Array) { + var index = prop.getValue(); + var elements = expr.elements; + var retValue = elements[index]; + FLATTEN: if (safe_to_flatten(retValue, compressor)) { + var flatten = true; + var values = []; + for (var i = elements.length; --i > index;) { + var value = elements[i].drop_side_effect_free(compressor); + if (value) { + values.unshift(value); + if (flatten && value.has_side_effects(compressor)) flatten = false; + } + } + if (retValue instanceof AST_Expansion) break FLATTEN; + retValue = retValue instanceof AST_Hole ? make_node(AST_Undefined, retValue) : retValue; + if (!flatten) values.unshift(retValue); + while (--i >= 0) { + var value = elements[i]; + if (value instanceof AST_Expansion) break FLATTEN; + value = value.drop_side_effect_free(compressor); + if (value) values.unshift(value); + else index--; + } + if (flatten) { + values.push(retValue); + return make_sequence(self, values).optimize(compressor); + } else return make_node(AST_Sub, self, { + expression: make_node(AST_Array, expr, { + elements: values + }), + property: make_node(AST_Number, prop, { + value: index + }) + }); + } + } + var ev = self.evaluate(compressor); + if (ev !== self) { + ev = make_node_from_constant(ev, self).optimize(compressor); + return best_of(compressor, ev, self); + } + if (self.optional && is_nullish(self.expression)) { + return make_node(AST_Undefined, self); + } + return self; +}); + +def_optimize(AST_Chain, function (self, compressor) { + self.expression = self.expression.optimize(compressor); + return self; +}); + +AST_Lambda.DEFMETHOD("contains_this", function() { + return walk(this, node => { + if (node instanceof AST_This) return walk_abort; + if ( + node !== this + && node instanceof AST_Scope + && !(node instanceof AST_Arrow) + ) { + return true; + } + }); +}); + +def_optimize(AST_Dot, function(self, compressor) { + const parent = compressor.parent(); + if (is_lhs(self, parent)) return self; + if (compressor.option("unsafe_proto") + && self.expression instanceof AST_Dot + && self.expression.property == "prototype") { + var exp = self.expression.expression; + if (is_undeclared_ref(exp)) switch (exp.name) { + case "Array": + self.expression = make_node(AST_Array, self.expression, { + elements: [] + }); + break; + case "Function": + self.expression = make_node(AST_Function, self.expression, { + argnames: [], + body: [] + }); + break; + case "Number": + self.expression = make_node(AST_Number, self.expression, { + value: 0 + }); + break; + case "Object": + self.expression = make_node(AST_Object, self.expression, { + properties: [] + }); + break; + case "RegExp": + self.expression = make_node(AST_RegExp, self.expression, { + value: { source: "t", flags: "" } + }); + break; + case "String": + self.expression = make_node(AST_String, self.expression, { + value: "" + }); + break; + } + } + if (!(parent instanceof AST_Call) || !has_annotation(parent, _NOINLINE)) { + const sub = self.flatten_object(self.property, compressor); + if (sub) return sub.optimize(compressor); + } + let ev = self.evaluate(compressor); + if (ev !== self) { + ev = make_node_from_constant(ev, self).optimize(compressor); + return best_of(compressor, ev, self); + } + if (self.optional && is_nullish(self.expression)) { + return make_node(AST_Undefined, self); + } + return self; +}); + +function literals_in_boolean_context(self, compressor) { + if (compressor.in_boolean_context()) { + return best_of(compressor, self, make_sequence(self, [ + self, + make_node(AST_True, self) + ]).optimize(compressor)); + } + return self; +} + +function inline_array_like_spread(elements) { + for (var i = 0; i < elements.length; i++) { + var el = elements[i]; + if (el instanceof AST_Expansion) { + var expr = el.expression; + if ( + expr instanceof AST_Array + && !expr.elements.some(elm => elm instanceof AST_Hole) + ) { + elements.splice(i, 1, ...expr.elements); + // Step back one, as the element at i is now new. + i--; + } + // In array-like spread, spreading a non-iterable value is TypeError. + // We therefore can’t optimize anything else, unlike with object spread. + } + } +} + +def_optimize(AST_Array, function(self, compressor) { + var optimized = literals_in_boolean_context(self, compressor); + if (optimized !== self) { + return optimized; + } + inline_array_like_spread(self.elements); + return self; +}); + +function inline_object_prop_spread(props) { + for (var i = 0; i < props.length; i++) { + var prop = props[i]; + if (prop instanceof AST_Expansion) { + const expr = prop.expression; + if ( + expr instanceof AST_Object + && expr.properties.every(prop => prop instanceof AST_ObjectKeyVal) + ) { + props.splice(i, 1, ...expr.properties); + // Step back one, as the property at i is now new. + i--; + } else if (expr instanceof AST_Constant + && !(expr instanceof AST_String)) { + // Unlike array-like spread, in object spread, spreading a + // non-iterable value silently does nothing; it is thus safe + // to remove. AST_String is the only iterable AST_Constant. + props.splice(i, 1); + } + } + } +} + +def_optimize(AST_Object, function(self, compressor) { + var optimized = literals_in_boolean_context(self, compressor); + if (optimized !== self) { + return optimized; + } + inline_object_prop_spread(self.properties); + return self; +}); + +def_optimize(AST_RegExp, literals_in_boolean_context); + +def_optimize(AST_Return, function(self, compressor) { + if (self.value && is_undefined(self.value, compressor)) { + self.value = null; + } + return self; +}); + +def_optimize(AST_Arrow, opt_AST_Lambda); + +def_optimize(AST_Function, function(self, compressor) { + self = opt_AST_Lambda(self, compressor); + if (compressor.option("unsafe_arrows") + && compressor.option("ecma") >= 2015 + && !self.name + && !self.is_generator + && !self.uses_arguments + && !self.pinned()) { + const uses_this = walk(self, node => { + if (node instanceof AST_This) return walk_abort; + }); + if (!uses_this) return make_node(AST_Arrow, self, self).optimize(compressor); + } + return self; +}); + +def_optimize(AST_Class, function(self) { + // HACK to avoid compress failure. + // AST_Class is not really an AST_Scope/AST_Block as it lacks a body. + return self; +}); + +def_optimize(AST_Yield, function(self, compressor) { + if (self.expression && !self.is_star && is_undefined(self.expression, compressor)) { + self.expression = null; + } + return self; +}); + +def_optimize(AST_TemplateString, function(self, compressor) { + if ( + !compressor.option("evaluate") + || compressor.parent() instanceof AST_PrefixedTemplateString + ) { + return self; + } + + var segments = []; + for (var i = 0; i < self.segments.length; i++) { + var segment = self.segments[i]; + if (segment instanceof AST_Node) { + var result = segment.evaluate(compressor); + // Evaluate to constant value + // Constant value shorter than ${segment} + if (result !== segment && (result + "").length <= segment.size() + "${}".length) { + // There should always be a previous and next segment if segment is a node + segments[segments.length - 1].value = segments[segments.length - 1].value + result + self.segments[++i].value; + continue; + } + // `before ${`innerBefore ${any} innerAfter`} after` => `before innerBefore ${any} innerAfter after` + // TODO: + // `before ${'test' + foo} after` => `before innerBefore ${any} innerAfter after` + // `before ${foo + 'test} after` => `before innerBefore ${any} innerAfter after` + if (segment instanceof AST_TemplateString) { + var inners = segment.segments; + segments[segments.length - 1].value += inners[0].value; + for (var j = 1; j < inners.length; j++) { + segment = inners[j]; + segments.push(segment); + } + continue; + } + } + segments.push(segment); + } + self.segments = segments; + + // `foo` => "foo" + if (segments.length == 1) { + return make_node(AST_String, self, segments[0]); + } + + if ( + segments.length === 3 + && segments[1] instanceof AST_Node + && ( + segments[1].is_string(compressor) + || segments[1].is_number(compressor) + || is_nullish(segments[1]) + || compressor.option("unsafe") + ) + ) { + // `foo${bar}` => "foo" + bar + if (segments[2].value === "") { + return make_node(AST_Binary, self, { + operator: "+", + left: make_node(AST_String, self, { + value: segments[0].value, + }), + right: segments[1], + }); + } + // `${bar}baz` => bar + "baz" + if (segments[0].value === "") { + return make_node(AST_Binary, self, { + operator: "+", + left: segments[1], + right: make_node(AST_String, self, { + value: segments[2].value, + }), + }); + } + } + return self; +}); + +def_optimize(AST_PrefixedTemplateString, function(self) { + return self; +}); + +// ["p"]:1 ---> p:1 +// [42]:1 ---> 42:1 +function lift_key(self, compressor) { + if (!compressor.option("computed_props")) return self; + // save a comparison in the typical case + if (!(self.key instanceof AST_Constant)) return self; + // allow certain acceptable props as not all AST_Constants are true constants + if (self.key instanceof AST_String || self.key instanceof AST_Number) { + if (self.key.value === "__proto__") return self; + if (self.key.value == "constructor" + && compressor.parent() instanceof AST_Class) return self; + if (self instanceof AST_ObjectKeyVal) { + self.key = self.key.value; + } else if (self instanceof AST_ClassProperty) { + self.key = make_node(AST_SymbolClassProperty, self.key, { + name: self.key.value + }); + } else { + self.key = make_node(AST_SymbolMethod, self.key, { + name: self.key.value + }); + } + } + return self; +} + +def_optimize(AST_ObjectProperty, lift_key); + +def_optimize(AST_ConciseMethod, function(self, compressor) { + lift_key(self, compressor); + // p(){return x;} ---> p:()=>x + if (compressor.option("arrows") + && compressor.parent() instanceof AST_Object + && !self.is_generator + && !self.value.uses_arguments + && !self.value.pinned() + && self.value.body.length == 1 + && self.value.body[0] instanceof AST_Return + && self.value.body[0].value + && !self.value.contains_this()) { + var arrow = make_node(AST_Arrow, self.value, self.value); + arrow.async = self.async; + arrow.is_generator = self.is_generator; + return make_node(AST_ObjectKeyVal, self, { + key: self.key instanceof AST_SymbolMethod ? self.key.name : self.key, + value: arrow, + quote: self.quote, + }); + } + return self; +}); + +def_optimize(AST_ObjectKeyVal, function(self, compressor) { + lift_key(self, compressor); + // p:function(){} ---> p(){} + // p:function*(){} ---> *p(){} + // p:async function(){} ---> async p(){} + // p:()=>{} ---> p(){} + // p:async()=>{} ---> async p(){} + var unsafe_methods = compressor.option("unsafe_methods"); + if (unsafe_methods + && compressor.option("ecma") >= 2015 + && (!(unsafe_methods instanceof RegExp) || unsafe_methods.test(self.key + ""))) { + var key = self.key; + var value = self.value; + var is_arrow_with_block = value instanceof AST_Arrow + && Array.isArray(value.body) + && !value.contains_this(); + if ((is_arrow_with_block || value instanceof AST_Function) && !value.name) { + return make_node(AST_ConciseMethod, self, { + async: value.async, + is_generator: value.is_generator, + key: key instanceof AST_Node ? key : make_node(AST_SymbolMethod, self, { + name: key, + }), + value: make_node(AST_Accessor, value, value), + quote: self.quote, + }); + } + } + return self; +}); + +def_optimize(AST_Destructuring, function(self, compressor) { + if (compressor.option("pure_getters") == true + && compressor.option("unused") + && !self.is_array + && Array.isArray(self.names) + && !is_destructuring_export_decl(compressor) + && !(self.names[self.names.length - 1] instanceof AST_Expansion)) { + var keep = []; + for (var i = 0; i < self.names.length; i++) { + var elem = self.names[i]; + if (!(elem instanceof AST_ObjectKeyVal + && typeof elem.key == "string" + && elem.value instanceof AST_SymbolDeclaration + && !should_retain(compressor, elem.value.definition()))) { + keep.push(elem); + } + } + if (keep.length != self.names.length) { + self.names = keep; + } + } + return self; + + function is_destructuring_export_decl(compressor) { + var ancestors = [/^VarDef$/, /^(Const|Let|Var)$/, /^Export$/]; + for (var a = 0, p = 0, len = ancestors.length; a < len; p++) { + var parent = compressor.parent(p); + if (!parent) return false; + if (a === 0 && parent.TYPE == "Destructuring") continue; + if (!ancestors[a].test(parent.TYPE)) { + return false; + } + a++; + } + return true; + } + + function should_retain(compressor, def) { + if (def.references.length) return true; + if (!def.global) return false; + if (compressor.toplevel.vars) { + if (compressor.top_retain) { + return compressor.top_retain(def); + } + return false; + } + return true; + } +}); + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +// a small wrapper around fitzgen's source-map library +async function SourceMap(options) { + options = defaults(options, { + file : null, + root : null, + orig : null, + + orig_line_diff : 0, + dest_line_diff : 0, + }); + + var orig_map; + var generator = new MOZ_SourceMap.SourceMapGenerator({ + file : options.file, + sourceRoot : options.root + }); + + if (options.orig) { + orig_map = await new MOZ_SourceMap.SourceMapConsumer(options.orig); + orig_map.sources.forEach(function(source) { + var sourceContent = orig_map.sourceContentFor(source, true); + if (sourceContent) { + generator.setSourceContent(source, sourceContent); + } + }); + } + + function add(source, gen_line, gen_col, orig_line, orig_col, name) { + if (orig_map) { + var info = orig_map.originalPositionFor({ + line: orig_line, + column: orig_col + }); + if (info.source === null) { + return; + } + source = info.source; + orig_line = info.line; + orig_col = info.column; + name = info.name || name; + } + generator.addMapping({ + generated : { line: gen_line + options.dest_line_diff, column: gen_col }, + original : { line: orig_line + options.orig_line_diff, column: orig_col }, + source : source, + name : name + }); + } + + return { + add : add, + get : function() { return generator; }, + toString : function() { return generator.toString(); }, + destroy : function () { + if (orig_map && orig_map.destroy) { + orig_map.destroy(); + } + } + }; +} + +var domprops = [ + "$&", + "$'", + "$*", + "$+", + "$1", + "$2", + "$3", + "$4", + "$5", + "$6", + "$7", + "$8", + "$9", + "$_", + "$`", + "$input", + "-moz-animation", + "-moz-animation-delay", + "-moz-animation-direction", + "-moz-animation-duration", + "-moz-animation-fill-mode", + "-moz-animation-iteration-count", + "-moz-animation-name", + "-moz-animation-play-state", + "-moz-animation-timing-function", + "-moz-appearance", + "-moz-backface-visibility", + "-moz-border-end", + "-moz-border-end-color", + "-moz-border-end-style", + "-moz-border-end-width", + "-moz-border-image", + "-moz-border-start", + "-moz-border-start-color", + "-moz-border-start-style", + "-moz-border-start-width", + "-moz-box-align", + "-moz-box-direction", + "-moz-box-flex", + "-moz-box-ordinal-group", + "-moz-box-orient", + "-moz-box-pack", + "-moz-box-sizing", + "-moz-float-edge", + "-moz-font-feature-settings", + "-moz-font-language-override", + "-moz-force-broken-image-icon", + "-moz-hyphens", + "-moz-image-region", + "-moz-margin-end", + "-moz-margin-start", + "-moz-orient", + "-moz-osx-font-smoothing", + "-moz-outline-radius", + "-moz-outline-radius-bottomleft", + "-moz-outline-radius-bottomright", + "-moz-outline-radius-topleft", + "-moz-outline-radius-topright", + "-moz-padding-end", + "-moz-padding-start", + "-moz-perspective", + "-moz-perspective-origin", + "-moz-tab-size", + "-moz-text-size-adjust", + "-moz-transform", + "-moz-transform-origin", + "-moz-transform-style", + "-moz-transition", + "-moz-transition-delay", + "-moz-transition-duration", + "-moz-transition-property", + "-moz-transition-timing-function", + "-moz-user-focus", + "-moz-user-input", + "-moz-user-modify", + "-moz-user-select", + "-moz-window-dragging", + "-webkit-align-content", + "-webkit-align-items", + "-webkit-align-self", + "-webkit-animation", + "-webkit-animation-delay", + "-webkit-animation-direction", + "-webkit-animation-duration", + "-webkit-animation-fill-mode", + "-webkit-animation-iteration-count", + "-webkit-animation-name", + "-webkit-animation-play-state", + "-webkit-animation-timing-function", + "-webkit-appearance", + "-webkit-backface-visibility", + "-webkit-background-clip", + "-webkit-background-origin", + "-webkit-background-size", + "-webkit-border-bottom-left-radius", + "-webkit-border-bottom-right-radius", + "-webkit-border-image", + "-webkit-border-radius", + "-webkit-border-top-left-radius", + "-webkit-border-top-right-radius", + "-webkit-box-align", + "-webkit-box-direction", + "-webkit-box-flex", + "-webkit-box-ordinal-group", + "-webkit-box-orient", + "-webkit-box-pack", + "-webkit-box-shadow", + "-webkit-box-sizing", + "-webkit-filter", + "-webkit-flex", + "-webkit-flex-basis", + "-webkit-flex-direction", + "-webkit-flex-flow", + "-webkit-flex-grow", + "-webkit-flex-shrink", + "-webkit-flex-wrap", + "-webkit-justify-content", + "-webkit-line-clamp", + "-webkit-mask", + "-webkit-mask-clip", + "-webkit-mask-composite", + "-webkit-mask-image", + "-webkit-mask-origin", + "-webkit-mask-position", + "-webkit-mask-position-x", + "-webkit-mask-position-y", + "-webkit-mask-repeat", + "-webkit-mask-size", + "-webkit-order", + "-webkit-perspective", + "-webkit-perspective-origin", + "-webkit-text-fill-color", + "-webkit-text-size-adjust", + "-webkit-text-stroke", + "-webkit-text-stroke-color", + "-webkit-text-stroke-width", + "-webkit-transform", + "-webkit-transform-origin", + "-webkit-transform-style", + "-webkit-transition", + "-webkit-transition-delay", + "-webkit-transition-duration", + "-webkit-transition-property", + "-webkit-transition-timing-function", + "-webkit-user-select", + "0", + "1", + "10", + "11", + "12", + "13", + "14", + "15", + "16", + "17", + "18", + "19", + "2", + "20", + "3", + "4", + "5", + "6", + "7", + "8", + "9", + "@@iterator", + "ABORT_ERR", + "ACTIVE", + "ACTIVE_ATTRIBUTES", + "ACTIVE_TEXTURE", + "ACTIVE_UNIFORMS", + "ACTIVE_UNIFORM_BLOCKS", + "ADDITION", + "ALIASED_LINE_WIDTH_RANGE", + "ALIASED_POINT_SIZE_RANGE", + "ALLOW_KEYBOARD_INPUT", + "ALLPASS", + "ALPHA", + "ALPHA_BITS", + "ALREADY_SIGNALED", + "ALT_MASK", + "ALWAYS", + "ANY_SAMPLES_PASSED", + "ANY_SAMPLES_PASSED_CONSERVATIVE", + "ANY_TYPE", + "ANY_UNORDERED_NODE_TYPE", + "ARRAY_BUFFER", + "ARRAY_BUFFER_BINDING", + "ATTACHED_SHADERS", + "ATTRIBUTE_NODE", + "AT_TARGET", + "AbortController", + "AbortSignal", + "AbsoluteOrientationSensor", + "AbstractRange", + "Accelerometer", + "AddSearchProvider", + "AggregateError", + "AnalyserNode", + "Animation", + "AnimationEffect", + "AnimationEvent", + "AnimationPlaybackEvent", + "AnimationTimeline", + "AnonXMLHttpRequest", + "Any", + "ApplicationCache", + "ApplicationCacheErrorEvent", + "Array", + "ArrayBuffer", + "ArrayType", + "Atomics", + "Attr", + "Audio", + "AudioBuffer", + "AudioBufferSourceNode", + "AudioContext", + "AudioDestinationNode", + "AudioListener", + "AudioNode", + "AudioParam", + "AudioParamMap", + "AudioProcessingEvent", + "AudioScheduledSourceNode", + "AudioStreamTrack", + "AudioWorklet", + "AudioWorkletNode", + "AuthenticatorAssertionResponse", + "AuthenticatorAttestationResponse", + "AuthenticatorResponse", + "AutocompleteErrorEvent", + "BACK", + "BAD_BOUNDARYPOINTS_ERR", + "BAD_REQUEST", + "BANDPASS", + "BLEND", + "BLEND_COLOR", + "BLEND_DST_ALPHA", + "BLEND_DST_RGB", + "BLEND_EQUATION", + "BLEND_EQUATION_ALPHA", + "BLEND_EQUATION_RGB", + "BLEND_SRC_ALPHA", + "BLEND_SRC_RGB", + "BLUE_BITS", + "BLUR", + "BOOL", + "BOOLEAN_TYPE", + "BOOL_VEC2", + "BOOL_VEC3", + "BOOL_VEC4", + "BOTH", + "BROWSER_DEFAULT_WEBGL", + "BUBBLING_PHASE", + "BUFFER_SIZE", + "BUFFER_USAGE", + "BYTE", + "BYTES_PER_ELEMENT", + "BackgroundFetchManager", + "BackgroundFetchRecord", + "BackgroundFetchRegistration", + "BarProp", + "BarcodeDetector", + "BaseAudioContext", + "BaseHref", + "BatteryManager", + "BeforeInstallPromptEvent", + "BeforeLoadEvent", + "BeforeUnloadEvent", + "BigInt", + "BigInt64Array", + "BigUint64Array", + "BiquadFilterNode", + "Blob", + "BlobEvent", + "Bluetooth", + "BluetoothCharacteristicProperties", + "BluetoothDevice", + "BluetoothRemoteGATTCharacteristic", + "BluetoothRemoteGATTDescriptor", + "BluetoothRemoteGATTServer", + "BluetoothRemoteGATTService", + "BluetoothUUID", + "Boolean", + "BroadcastChannel", + "ByteLengthQueuingStrategy", + "CAPTURING_PHASE", + "CCW", + "CDATASection", + "CDATA_SECTION_NODE", + "CHANGE", + "CHARSET_RULE", + "CHECKING", + "CLAMP_TO_EDGE", + "CLICK", + "CLOSED", + "CLOSING", + "COLOR", + "COLOR_ATTACHMENT0", + "COLOR_ATTACHMENT1", + "COLOR_ATTACHMENT10", + "COLOR_ATTACHMENT11", + "COLOR_ATTACHMENT12", + "COLOR_ATTACHMENT13", + "COLOR_ATTACHMENT14", + "COLOR_ATTACHMENT15", + "COLOR_ATTACHMENT2", + "COLOR_ATTACHMENT3", + "COLOR_ATTACHMENT4", + "COLOR_ATTACHMENT5", + "COLOR_ATTACHMENT6", + "COLOR_ATTACHMENT7", + "COLOR_ATTACHMENT8", + "COLOR_ATTACHMENT9", + "COLOR_BUFFER_BIT", + "COLOR_CLEAR_VALUE", + "COLOR_WRITEMASK", + "COMMENT_NODE", + "COMPARE_REF_TO_TEXTURE", + "COMPILE_STATUS", + "COMPRESSED_RGBA_S3TC_DXT1_EXT", + "COMPRESSED_RGBA_S3TC_DXT3_EXT", + "COMPRESSED_RGBA_S3TC_DXT5_EXT", + "COMPRESSED_RGB_S3TC_DXT1_EXT", + "COMPRESSED_TEXTURE_FORMATS", + "CONDITION_SATISFIED", + "CONFIGURATION_UNSUPPORTED", + "CONNECTING", + "CONSTANT_ALPHA", + "CONSTANT_COLOR", + "CONSTRAINT_ERR", + "CONTEXT_LOST_WEBGL", + "CONTROL_MASK", + "COPY_READ_BUFFER", + "COPY_READ_BUFFER_BINDING", + "COPY_WRITE_BUFFER", + "COPY_WRITE_BUFFER_BINDING", + "COUNTER_STYLE_RULE", + "CSS", + "CSS2Properties", + "CSSAnimation", + "CSSCharsetRule", + "CSSConditionRule", + "CSSCounterStyleRule", + "CSSFontFaceRule", + "CSSFontFeatureValuesRule", + "CSSGroupingRule", + "CSSImageValue", + "CSSImportRule", + "CSSKeyframeRule", + "CSSKeyframesRule", + "CSSKeywordValue", + "CSSMathInvert", + "CSSMathMax", + "CSSMathMin", + "CSSMathNegate", + "CSSMathProduct", + "CSSMathSum", + "CSSMathValue", + "CSSMatrixComponent", + "CSSMediaRule", + "CSSMozDocumentRule", + "CSSNameSpaceRule", + "CSSNamespaceRule", + "CSSNumericArray", + "CSSNumericValue", + "CSSPageRule", + "CSSPerspective", + "CSSPositionValue", + "CSSPrimitiveValue", + "CSSRotate", + "CSSRule", + "CSSRuleList", + "CSSScale", + "CSSSkew", + "CSSSkewX", + "CSSSkewY", + "CSSStyleDeclaration", + "CSSStyleRule", + "CSSStyleSheet", + "CSSStyleValue", + "CSSSupportsRule", + "CSSTransformComponent", + "CSSTransformValue", + "CSSTransition", + "CSSTranslate", + "CSSUnitValue", + "CSSUnknownRule", + "CSSUnparsedValue", + "CSSValue", + "CSSValueList", + "CSSVariableReferenceValue", + "CSSVariablesDeclaration", + "CSSVariablesRule", + "CSSViewportRule", + "CSS_ATTR", + "CSS_CM", + "CSS_COUNTER", + "CSS_CUSTOM", + "CSS_DEG", + "CSS_DIMENSION", + "CSS_EMS", + "CSS_EXS", + "CSS_FILTER_BLUR", + "CSS_FILTER_BRIGHTNESS", + "CSS_FILTER_CONTRAST", + "CSS_FILTER_CUSTOM", + "CSS_FILTER_DROP_SHADOW", + "CSS_FILTER_GRAYSCALE", + "CSS_FILTER_HUE_ROTATE", + "CSS_FILTER_INVERT", + "CSS_FILTER_OPACITY", + "CSS_FILTER_REFERENCE", + "CSS_FILTER_SATURATE", + "CSS_FILTER_SEPIA", + "CSS_GRAD", + "CSS_HZ", + "CSS_IDENT", + "CSS_IN", + "CSS_INHERIT", + "CSS_KHZ", + "CSS_MATRIX", + "CSS_MATRIX3D", + "CSS_MM", + "CSS_MS", + "CSS_NUMBER", + "CSS_PC", + "CSS_PERCENTAGE", + "CSS_PERSPECTIVE", + "CSS_PRIMITIVE_VALUE", + "CSS_PT", + "CSS_PX", + "CSS_RAD", + "CSS_RECT", + "CSS_RGBCOLOR", + "CSS_ROTATE", + "CSS_ROTATE3D", + "CSS_ROTATEX", + "CSS_ROTATEY", + "CSS_ROTATEZ", + "CSS_S", + "CSS_SCALE", + "CSS_SCALE3D", + "CSS_SCALEX", + "CSS_SCALEY", + "CSS_SCALEZ", + "CSS_SKEW", + "CSS_SKEWX", + "CSS_SKEWY", + "CSS_STRING", + "CSS_TRANSLATE", + "CSS_TRANSLATE3D", + "CSS_TRANSLATEX", + "CSS_TRANSLATEY", + "CSS_TRANSLATEZ", + "CSS_UNKNOWN", + "CSS_URI", + "CSS_VALUE_LIST", + "CSS_VH", + "CSS_VMAX", + "CSS_VMIN", + "CSS_VW", + "CULL_FACE", + "CULL_FACE_MODE", + "CURRENT_PROGRAM", + "CURRENT_QUERY", + "CURRENT_VERTEX_ATTRIB", + "CUSTOM", + "CW", + "Cache", + "CacheStorage", + "CanvasCaptureMediaStream", + "CanvasCaptureMediaStreamTrack", + "CanvasGradient", + "CanvasPattern", + "CanvasRenderingContext2D", + "CaretPosition", + "ChannelMergerNode", + "ChannelSplitterNode", + "CharacterData", + "ClientRect", + "ClientRectList", + "Clipboard", + "ClipboardEvent", + "ClipboardItem", + "CloseEvent", + "Collator", + "CommandEvent", + "Comment", + "CompileError", + "CompositionEvent", + "CompressionStream", + "Console", + "ConstantSourceNode", + "Controllers", + "ConvolverNode", + "CountQueuingStrategy", + "Counter", + "Credential", + "CredentialsContainer", + "Crypto", + "CryptoKey", + "CustomElementRegistry", + "CustomEvent", + "DATABASE_ERR", + "DATA_CLONE_ERR", + "DATA_ERR", + "DBLCLICK", + "DECR", + "DECR_WRAP", + "DELETE_STATUS", + "DEPTH", + "DEPTH24_STENCIL8", + "DEPTH32F_STENCIL8", + "DEPTH_ATTACHMENT", + "DEPTH_BITS", + "DEPTH_BUFFER_BIT", + "DEPTH_CLEAR_VALUE", + "DEPTH_COMPONENT", + "DEPTH_COMPONENT16", + "DEPTH_COMPONENT24", + "DEPTH_COMPONENT32F", + "DEPTH_FUNC", + "DEPTH_RANGE", + "DEPTH_STENCIL", + "DEPTH_STENCIL_ATTACHMENT", + "DEPTH_TEST", + "DEPTH_WRITEMASK", + "DEVICE_INELIGIBLE", + "DIRECTION_DOWN", + "DIRECTION_LEFT", + "DIRECTION_RIGHT", + "DIRECTION_UP", + "DISABLED", + "DISPATCH_REQUEST_ERR", + "DITHER", + "DOCUMENT_FRAGMENT_NODE", + "DOCUMENT_NODE", + "DOCUMENT_POSITION_CONTAINED_BY", + "DOCUMENT_POSITION_CONTAINS", + "DOCUMENT_POSITION_DISCONNECTED", + "DOCUMENT_POSITION_FOLLOWING", + "DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC", + "DOCUMENT_POSITION_PRECEDING", + "DOCUMENT_TYPE_NODE", + "DOMCursor", + "DOMError", + "DOMException", + "DOMImplementation", + "DOMImplementationLS", + "DOMMatrix", + "DOMMatrixReadOnly", + "DOMParser", + "DOMPoint", + "DOMPointReadOnly", + "DOMQuad", + "DOMRect", + "DOMRectList", + "DOMRectReadOnly", + "DOMRequest", + "DOMSTRING_SIZE_ERR", + "DOMSettableTokenList", + "DOMStringList", + "DOMStringMap", + "DOMTokenList", + "DOMTransactionEvent", + "DOM_DELTA_LINE", + "DOM_DELTA_PAGE", + "DOM_DELTA_PIXEL", + "DOM_INPUT_METHOD_DROP", + "DOM_INPUT_METHOD_HANDWRITING", + "DOM_INPUT_METHOD_IME", + "DOM_INPUT_METHOD_KEYBOARD", + "DOM_INPUT_METHOD_MULTIMODAL", + "DOM_INPUT_METHOD_OPTION", + "DOM_INPUT_METHOD_PASTE", + "DOM_INPUT_METHOD_SCRIPT", + "DOM_INPUT_METHOD_UNKNOWN", + "DOM_INPUT_METHOD_VOICE", + "DOM_KEY_LOCATION_JOYSTICK", + "DOM_KEY_LOCATION_LEFT", + "DOM_KEY_LOCATION_MOBILE", + "DOM_KEY_LOCATION_NUMPAD", + "DOM_KEY_LOCATION_RIGHT", + "DOM_KEY_LOCATION_STANDARD", + "DOM_VK_0", + "DOM_VK_1", + "DOM_VK_2", + "DOM_VK_3", + "DOM_VK_4", + "DOM_VK_5", + "DOM_VK_6", + "DOM_VK_7", + "DOM_VK_8", + "DOM_VK_9", + "DOM_VK_A", + "DOM_VK_ACCEPT", + "DOM_VK_ADD", + "DOM_VK_ALT", + "DOM_VK_ALTGR", + "DOM_VK_AMPERSAND", + "DOM_VK_ASTERISK", + "DOM_VK_AT", + "DOM_VK_ATTN", + "DOM_VK_B", + "DOM_VK_BACKSPACE", + "DOM_VK_BACK_QUOTE", + "DOM_VK_BACK_SLASH", + "DOM_VK_BACK_SPACE", + "DOM_VK_C", + "DOM_VK_CANCEL", + "DOM_VK_CAPS_LOCK", + "DOM_VK_CIRCUMFLEX", + "DOM_VK_CLEAR", + "DOM_VK_CLOSE_BRACKET", + "DOM_VK_CLOSE_CURLY_BRACKET", + "DOM_VK_CLOSE_PAREN", + "DOM_VK_COLON", + "DOM_VK_COMMA", + "DOM_VK_CONTEXT_MENU", + "DOM_VK_CONTROL", + "DOM_VK_CONVERT", + "DOM_VK_CRSEL", + "DOM_VK_CTRL", + "DOM_VK_D", + "DOM_VK_DECIMAL", + "DOM_VK_DELETE", + "DOM_VK_DIVIDE", + "DOM_VK_DOLLAR", + "DOM_VK_DOUBLE_QUOTE", + "DOM_VK_DOWN", + "DOM_VK_E", + "DOM_VK_EISU", + "DOM_VK_END", + "DOM_VK_ENTER", + "DOM_VK_EQUALS", + "DOM_VK_EREOF", + "DOM_VK_ESCAPE", + "DOM_VK_EXCLAMATION", + "DOM_VK_EXECUTE", + "DOM_VK_EXSEL", + "DOM_VK_F", + "DOM_VK_F1", + "DOM_VK_F10", + "DOM_VK_F11", + "DOM_VK_F12", + "DOM_VK_F13", + "DOM_VK_F14", + "DOM_VK_F15", + "DOM_VK_F16", + "DOM_VK_F17", + "DOM_VK_F18", + "DOM_VK_F19", + "DOM_VK_F2", + "DOM_VK_F20", + "DOM_VK_F21", + "DOM_VK_F22", + "DOM_VK_F23", + "DOM_VK_F24", + "DOM_VK_F25", + "DOM_VK_F26", + "DOM_VK_F27", + "DOM_VK_F28", + "DOM_VK_F29", + "DOM_VK_F3", + "DOM_VK_F30", + "DOM_VK_F31", + "DOM_VK_F32", + "DOM_VK_F33", + "DOM_VK_F34", + "DOM_VK_F35", + "DOM_VK_F36", + "DOM_VK_F4", + "DOM_VK_F5", + "DOM_VK_F6", + "DOM_VK_F7", + "DOM_VK_F8", + "DOM_VK_F9", + "DOM_VK_FINAL", + "DOM_VK_FRONT", + "DOM_VK_G", + "DOM_VK_GREATER_THAN", + "DOM_VK_H", + "DOM_VK_HANGUL", + "DOM_VK_HANJA", + "DOM_VK_HASH", + "DOM_VK_HELP", + "DOM_VK_HK_TOGGLE", + "DOM_VK_HOME", + "DOM_VK_HYPHEN_MINUS", + "DOM_VK_I", + "DOM_VK_INSERT", + "DOM_VK_J", + "DOM_VK_JUNJA", + "DOM_VK_K", + "DOM_VK_KANA", + "DOM_VK_KANJI", + "DOM_VK_L", + "DOM_VK_LEFT", + "DOM_VK_LEFT_TAB", + "DOM_VK_LESS_THAN", + "DOM_VK_M", + "DOM_VK_META", + "DOM_VK_MODECHANGE", + "DOM_VK_MULTIPLY", + "DOM_VK_N", + "DOM_VK_NONCONVERT", + "DOM_VK_NUMPAD0", + "DOM_VK_NUMPAD1", + "DOM_VK_NUMPAD2", + "DOM_VK_NUMPAD3", + "DOM_VK_NUMPAD4", + "DOM_VK_NUMPAD5", + "DOM_VK_NUMPAD6", + "DOM_VK_NUMPAD7", + "DOM_VK_NUMPAD8", + "DOM_VK_NUMPAD9", + "DOM_VK_NUM_LOCK", + "DOM_VK_O", + "DOM_VK_OEM_1", + "DOM_VK_OEM_102", + "DOM_VK_OEM_2", + "DOM_VK_OEM_3", + "DOM_VK_OEM_4", + "DOM_VK_OEM_5", + "DOM_VK_OEM_6", + "DOM_VK_OEM_7", + "DOM_VK_OEM_8", + "DOM_VK_OEM_COMMA", + "DOM_VK_OEM_MINUS", + "DOM_VK_OEM_PERIOD", + "DOM_VK_OEM_PLUS", + "DOM_VK_OPEN_BRACKET", + "DOM_VK_OPEN_CURLY_BRACKET", + "DOM_VK_OPEN_PAREN", + "DOM_VK_P", + "DOM_VK_PA1", + "DOM_VK_PAGEDOWN", + "DOM_VK_PAGEUP", + "DOM_VK_PAGE_DOWN", + "DOM_VK_PAGE_UP", + "DOM_VK_PAUSE", + "DOM_VK_PERCENT", + "DOM_VK_PERIOD", + "DOM_VK_PIPE", + "DOM_VK_PLAY", + "DOM_VK_PLUS", + "DOM_VK_PRINT", + "DOM_VK_PRINTSCREEN", + "DOM_VK_PROCESSKEY", + "DOM_VK_PROPERITES", + "DOM_VK_Q", + "DOM_VK_QUESTION_MARK", + "DOM_VK_QUOTE", + "DOM_VK_R", + "DOM_VK_REDO", + "DOM_VK_RETURN", + "DOM_VK_RIGHT", + "DOM_VK_S", + "DOM_VK_SCROLL_LOCK", + "DOM_VK_SELECT", + "DOM_VK_SEMICOLON", + "DOM_VK_SEPARATOR", + "DOM_VK_SHIFT", + "DOM_VK_SLASH", + "DOM_VK_SLEEP", + "DOM_VK_SPACE", + "DOM_VK_SUBTRACT", + "DOM_VK_T", + "DOM_VK_TAB", + "DOM_VK_TILDE", + "DOM_VK_U", + "DOM_VK_UNDERSCORE", + "DOM_VK_UNDO", + "DOM_VK_UNICODE", + "DOM_VK_UP", + "DOM_VK_V", + "DOM_VK_VOLUME_DOWN", + "DOM_VK_VOLUME_MUTE", + "DOM_VK_VOLUME_UP", + "DOM_VK_W", + "DOM_VK_WIN", + "DOM_VK_WINDOW", + "DOM_VK_WIN_ICO_00", + "DOM_VK_WIN_ICO_CLEAR", + "DOM_VK_WIN_ICO_HELP", + "DOM_VK_WIN_OEM_ATTN", + "DOM_VK_WIN_OEM_AUTO", + "DOM_VK_WIN_OEM_BACKTAB", + "DOM_VK_WIN_OEM_CLEAR", + "DOM_VK_WIN_OEM_COPY", + "DOM_VK_WIN_OEM_CUSEL", + "DOM_VK_WIN_OEM_ENLW", + "DOM_VK_WIN_OEM_FINISH", + "DOM_VK_WIN_OEM_FJ_JISHO", + "DOM_VK_WIN_OEM_FJ_LOYA", + "DOM_VK_WIN_OEM_FJ_MASSHOU", + "DOM_VK_WIN_OEM_FJ_ROYA", + "DOM_VK_WIN_OEM_FJ_TOUROKU", + "DOM_VK_WIN_OEM_JUMP", + "DOM_VK_WIN_OEM_PA1", + "DOM_VK_WIN_OEM_PA2", + "DOM_VK_WIN_OEM_PA3", + "DOM_VK_WIN_OEM_RESET", + "DOM_VK_WIN_OEM_WSCTRL", + "DOM_VK_X", + "DOM_VK_XF86XK_ADD_FAVORITE", + "DOM_VK_XF86XK_APPLICATION_LEFT", + "DOM_VK_XF86XK_APPLICATION_RIGHT", + "DOM_VK_XF86XK_AUDIO_CYCLE_TRACK", + "DOM_VK_XF86XK_AUDIO_FORWARD", + "DOM_VK_XF86XK_AUDIO_LOWER_VOLUME", + "DOM_VK_XF86XK_AUDIO_MEDIA", + "DOM_VK_XF86XK_AUDIO_MUTE", + "DOM_VK_XF86XK_AUDIO_NEXT", + "DOM_VK_XF86XK_AUDIO_PAUSE", + "DOM_VK_XF86XK_AUDIO_PLAY", + "DOM_VK_XF86XK_AUDIO_PREV", + "DOM_VK_XF86XK_AUDIO_RAISE_VOLUME", + "DOM_VK_XF86XK_AUDIO_RANDOM_PLAY", + "DOM_VK_XF86XK_AUDIO_RECORD", + "DOM_VK_XF86XK_AUDIO_REPEAT", + "DOM_VK_XF86XK_AUDIO_REWIND", + "DOM_VK_XF86XK_AUDIO_STOP", + "DOM_VK_XF86XK_AWAY", + "DOM_VK_XF86XK_BACK", + "DOM_VK_XF86XK_BACK_FORWARD", + "DOM_VK_XF86XK_BATTERY", + "DOM_VK_XF86XK_BLUE", + "DOM_VK_XF86XK_BLUETOOTH", + "DOM_VK_XF86XK_BOOK", + "DOM_VK_XF86XK_BRIGHTNESS_ADJUST", + "DOM_VK_XF86XK_CALCULATOR", + "DOM_VK_XF86XK_CALENDAR", + "DOM_VK_XF86XK_CD", + "DOM_VK_XF86XK_CLOSE", + "DOM_VK_XF86XK_COMMUNITY", + "DOM_VK_XF86XK_CONTRAST_ADJUST", + "DOM_VK_XF86XK_COPY", + "DOM_VK_XF86XK_CUT", + "DOM_VK_XF86XK_CYCLE_ANGLE", + "DOM_VK_XF86XK_DISPLAY", + "DOM_VK_XF86XK_DOCUMENTS", + "DOM_VK_XF86XK_DOS", + "DOM_VK_XF86XK_EJECT", + "DOM_VK_XF86XK_EXCEL", + "DOM_VK_XF86XK_EXPLORER", + "DOM_VK_XF86XK_FAVORITES", + "DOM_VK_XF86XK_FINANCE", + "DOM_VK_XF86XK_FORWARD", + "DOM_VK_XF86XK_FRAME_BACK", + "DOM_VK_XF86XK_FRAME_FORWARD", + "DOM_VK_XF86XK_GAME", + "DOM_VK_XF86XK_GO", + "DOM_VK_XF86XK_GREEN", + "DOM_VK_XF86XK_HIBERNATE", + "DOM_VK_XF86XK_HISTORY", + "DOM_VK_XF86XK_HOME_PAGE", + "DOM_VK_XF86XK_HOT_LINKS", + "DOM_VK_XF86XK_I_TOUCH", + "DOM_VK_XF86XK_KBD_BRIGHTNESS_DOWN", + "DOM_VK_XF86XK_KBD_BRIGHTNESS_UP", + "DOM_VK_XF86XK_KBD_LIGHT_ON_OFF", + "DOM_VK_XF86XK_LAUNCH0", + "DOM_VK_XF86XK_LAUNCH1", + "DOM_VK_XF86XK_LAUNCH2", + "DOM_VK_XF86XK_LAUNCH3", + "DOM_VK_XF86XK_LAUNCH4", + "DOM_VK_XF86XK_LAUNCH5", + "DOM_VK_XF86XK_LAUNCH6", + "DOM_VK_XF86XK_LAUNCH7", + "DOM_VK_XF86XK_LAUNCH8", + "DOM_VK_XF86XK_LAUNCH9", + "DOM_VK_XF86XK_LAUNCH_A", + "DOM_VK_XF86XK_LAUNCH_B", + "DOM_VK_XF86XK_LAUNCH_C", + "DOM_VK_XF86XK_LAUNCH_D", + "DOM_VK_XF86XK_LAUNCH_E", + "DOM_VK_XF86XK_LAUNCH_F", + "DOM_VK_XF86XK_LIGHT_BULB", + "DOM_VK_XF86XK_LOG_OFF", + "DOM_VK_XF86XK_MAIL", + "DOM_VK_XF86XK_MAIL_FORWARD", + "DOM_VK_XF86XK_MARKET", + "DOM_VK_XF86XK_MEETING", + "DOM_VK_XF86XK_MEMO", + "DOM_VK_XF86XK_MENU_KB", + "DOM_VK_XF86XK_MENU_PB", + "DOM_VK_XF86XK_MESSENGER", + "DOM_VK_XF86XK_MON_BRIGHTNESS_DOWN", + "DOM_VK_XF86XK_MON_BRIGHTNESS_UP", + "DOM_VK_XF86XK_MUSIC", + "DOM_VK_XF86XK_MY_COMPUTER", + "DOM_VK_XF86XK_MY_SITES", + "DOM_VK_XF86XK_NEW", + "DOM_VK_XF86XK_NEWS", + "DOM_VK_XF86XK_OFFICE_HOME", + "DOM_VK_XF86XK_OPEN", + "DOM_VK_XF86XK_OPEN_URL", + "DOM_VK_XF86XK_OPTION", + "DOM_VK_XF86XK_PASTE", + "DOM_VK_XF86XK_PHONE", + "DOM_VK_XF86XK_PICTURES", + "DOM_VK_XF86XK_POWER_DOWN", + "DOM_VK_XF86XK_POWER_OFF", + "DOM_VK_XF86XK_RED", + "DOM_VK_XF86XK_REFRESH", + "DOM_VK_XF86XK_RELOAD", + "DOM_VK_XF86XK_REPLY", + "DOM_VK_XF86XK_ROCKER_DOWN", + "DOM_VK_XF86XK_ROCKER_ENTER", + "DOM_VK_XF86XK_ROCKER_UP", + "DOM_VK_XF86XK_ROTATE_WINDOWS", + "DOM_VK_XF86XK_ROTATION_KB", + "DOM_VK_XF86XK_ROTATION_PB", + "DOM_VK_XF86XK_SAVE", + "DOM_VK_XF86XK_SCREEN_SAVER", + "DOM_VK_XF86XK_SCROLL_CLICK", + "DOM_VK_XF86XK_SCROLL_DOWN", + "DOM_VK_XF86XK_SCROLL_UP", + "DOM_VK_XF86XK_SEARCH", + "DOM_VK_XF86XK_SEND", + "DOM_VK_XF86XK_SHOP", + "DOM_VK_XF86XK_SPELL", + "DOM_VK_XF86XK_SPLIT_SCREEN", + "DOM_VK_XF86XK_STANDBY", + "DOM_VK_XF86XK_START", + "DOM_VK_XF86XK_STOP", + "DOM_VK_XF86XK_SUBTITLE", + "DOM_VK_XF86XK_SUPPORT", + "DOM_VK_XF86XK_SUSPEND", + "DOM_VK_XF86XK_TASK_PANE", + "DOM_VK_XF86XK_TERMINAL", + "DOM_VK_XF86XK_TIME", + "DOM_VK_XF86XK_TOOLS", + "DOM_VK_XF86XK_TOP_MENU", + "DOM_VK_XF86XK_TO_DO_LIST", + "DOM_VK_XF86XK_TRAVEL", + "DOM_VK_XF86XK_USER1KB", + "DOM_VK_XF86XK_USER2KB", + "DOM_VK_XF86XK_USER_PB", + "DOM_VK_XF86XK_UWB", + "DOM_VK_XF86XK_VENDOR_HOME", + "DOM_VK_XF86XK_VIDEO", + "DOM_VK_XF86XK_VIEW", + "DOM_VK_XF86XK_WAKE_UP", + "DOM_VK_XF86XK_WEB_CAM", + "DOM_VK_XF86XK_WHEEL_BUTTON", + "DOM_VK_XF86XK_WLAN", + "DOM_VK_XF86XK_WORD", + "DOM_VK_XF86XK_WWW", + "DOM_VK_XF86XK_XFER", + "DOM_VK_XF86XK_YELLOW", + "DOM_VK_XF86XK_ZOOM_IN", + "DOM_VK_XF86XK_ZOOM_OUT", + "DOM_VK_Y", + "DOM_VK_Z", + "DOM_VK_ZOOM", + "DONE", + "DONT_CARE", + "DOWNLOADING", + "DRAGDROP", + "DRAW_BUFFER0", + "DRAW_BUFFER1", + "DRAW_BUFFER10", + "DRAW_BUFFER11", + "DRAW_BUFFER12", + "DRAW_BUFFER13", + "DRAW_BUFFER14", + "DRAW_BUFFER15", + "DRAW_BUFFER2", + "DRAW_BUFFER3", + "DRAW_BUFFER4", + "DRAW_BUFFER5", + "DRAW_BUFFER6", + "DRAW_BUFFER7", + "DRAW_BUFFER8", + "DRAW_BUFFER9", + "DRAW_FRAMEBUFFER", + "DRAW_FRAMEBUFFER_BINDING", + "DST_ALPHA", + "DST_COLOR", + "DYNAMIC_COPY", + "DYNAMIC_DRAW", + "DYNAMIC_READ", + "DataChannel", + "DataTransfer", + "DataTransferItem", + "DataTransferItemList", + "DataView", + "Date", + "DateTimeFormat", + "DecompressionStream", + "DelayNode", + "DeprecationReportBody", + "DesktopNotification", + "DesktopNotificationCenter", + "DeviceLightEvent", + "DeviceMotionEvent", + "DeviceMotionEventAcceleration", + "DeviceMotionEventRotationRate", + "DeviceOrientationEvent", + "DeviceProximityEvent", + "DeviceStorage", + "DeviceStorageChangeEvent", + "Directory", + "DisplayNames", + "Document", + "DocumentFragment", + "DocumentTimeline", + "DocumentType", + "DragEvent", + "DynamicsCompressorNode", + "E", + "ELEMENT_ARRAY_BUFFER", + "ELEMENT_ARRAY_BUFFER_BINDING", + "ELEMENT_NODE", + "EMPTY", + "ENCODING_ERR", + "ENDED", + "END_TO_END", + "END_TO_START", + "ENTITY_NODE", + "ENTITY_REFERENCE_NODE", + "EPSILON", + "EQUAL", + "EQUALPOWER", + "ERROR", + "EXPONENTIAL_DISTANCE", + "Element", + "ElementInternals", + "ElementQuery", + "EnterPictureInPictureEvent", + "Entity", + "EntityReference", + "Error", + "ErrorEvent", + "EvalError", + "Event", + "EventException", + "EventSource", + "EventTarget", + "External", + "FASTEST", + "FIDOSDK", + "FILTER_ACCEPT", + "FILTER_INTERRUPT", + "FILTER_REJECT", + "FILTER_SKIP", + "FINISHED_STATE", + "FIRST_ORDERED_NODE_TYPE", + "FLOAT", + "FLOAT_32_UNSIGNED_INT_24_8_REV", + "FLOAT_MAT2", + "FLOAT_MAT2x3", + "FLOAT_MAT2x4", + "FLOAT_MAT3", + "FLOAT_MAT3x2", + "FLOAT_MAT3x4", + "FLOAT_MAT4", + "FLOAT_MAT4x2", + "FLOAT_MAT4x3", + "FLOAT_VEC2", + "FLOAT_VEC3", + "FLOAT_VEC4", + "FOCUS", + "FONT_FACE_RULE", + "FONT_FEATURE_VALUES_RULE", + "FRAGMENT_SHADER", + "FRAGMENT_SHADER_DERIVATIVE_HINT", + "FRAGMENT_SHADER_DERIVATIVE_HINT_OES", + "FRAMEBUFFER", + "FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE", + "FRAMEBUFFER_ATTACHMENT_BLUE_SIZE", + "FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING", + "FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE", + "FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE", + "FRAMEBUFFER_ATTACHMENT_GREEN_SIZE", + "FRAMEBUFFER_ATTACHMENT_OBJECT_NAME", + "FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE", + "FRAMEBUFFER_ATTACHMENT_RED_SIZE", + "FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE", + "FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE", + "FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER", + "FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL", + "FRAMEBUFFER_BINDING", + "FRAMEBUFFER_COMPLETE", + "FRAMEBUFFER_DEFAULT", + "FRAMEBUFFER_INCOMPLETE_ATTACHMENT", + "FRAMEBUFFER_INCOMPLETE_DIMENSIONS", + "FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT", + "FRAMEBUFFER_INCOMPLETE_MULTISAMPLE", + "FRAMEBUFFER_UNSUPPORTED", + "FRONT", + "FRONT_AND_BACK", + "FRONT_FACE", + "FUNC_ADD", + "FUNC_REVERSE_SUBTRACT", + "FUNC_SUBTRACT", + "FeaturePolicy", + "FeaturePolicyViolationReportBody", + "FederatedCredential", + "Feed", + "FeedEntry", + "File", + "FileError", + "FileList", + "FileReader", + "FileSystem", + "FileSystemDirectoryEntry", + "FileSystemDirectoryReader", + "FileSystemEntry", + "FileSystemFileEntry", + "FinalizationRegistry", + "FindInPage", + "Float32Array", + "Float64Array", + "FocusEvent", + "FontFace", + "FontFaceSet", + "FontFaceSetLoadEvent", + "FormData", + "FormDataEvent", + "FragmentDirective", + "Function", + "GENERATE_MIPMAP_HINT", + "GEQUAL", + "GREATER", + "GREEN_BITS", + "GainNode", + "Gamepad", + "GamepadAxisMoveEvent", + "GamepadButton", + "GamepadButtonEvent", + "GamepadEvent", + "GamepadHapticActuator", + "GamepadPose", + "Geolocation", + "GeolocationCoordinates", + "GeolocationPosition", + "GeolocationPositionError", + "GestureEvent", + "Global", + "Gyroscope", + "HALF_FLOAT", + "HAVE_CURRENT_DATA", + "HAVE_ENOUGH_DATA", + "HAVE_FUTURE_DATA", + "HAVE_METADATA", + "HAVE_NOTHING", + "HEADERS_RECEIVED", + "HIDDEN", + "HIERARCHY_REQUEST_ERR", + "HIGHPASS", + "HIGHSHELF", + "HIGH_FLOAT", + "HIGH_INT", + "HORIZONTAL", + "HORIZONTAL_AXIS", + "HRTF", + "HTMLAllCollection", + "HTMLAnchorElement", + "HTMLAppletElement", + "HTMLAreaElement", + "HTMLAudioElement", + "HTMLBRElement", + "HTMLBaseElement", + "HTMLBaseFontElement", + "HTMLBlockquoteElement", + "HTMLBodyElement", + "HTMLButtonElement", + "HTMLCanvasElement", + "HTMLCollection", + "HTMLCommandElement", + "HTMLContentElement", + "HTMLDListElement", + "HTMLDataElement", + "HTMLDataListElement", + "HTMLDetailsElement", + "HTMLDialogElement", + "HTMLDirectoryElement", + "HTMLDivElement", + "HTMLDocument", + "HTMLElement", + "HTMLEmbedElement", + "HTMLFieldSetElement", + "HTMLFontElement", + "HTMLFormControlsCollection", + "HTMLFormElement", + "HTMLFrameElement", + "HTMLFrameSetElement", + "HTMLHRElement", + "HTMLHeadElement", + "HTMLHeadingElement", + "HTMLHtmlElement", + "HTMLIFrameElement", + "HTMLImageElement", + "HTMLInputElement", + "HTMLIsIndexElement", + "HTMLKeygenElement", + "HTMLLIElement", + "HTMLLabelElement", + "HTMLLegendElement", + "HTMLLinkElement", + "HTMLMapElement", + "HTMLMarqueeElement", + "HTMLMediaElement", + "HTMLMenuElement", + "HTMLMenuItemElement", + "HTMLMetaElement", + "HTMLMeterElement", + "HTMLModElement", + "HTMLOListElement", + "HTMLObjectElement", + "HTMLOptGroupElement", + "HTMLOptionElement", + "HTMLOptionsCollection", + "HTMLOutputElement", + "HTMLParagraphElement", + "HTMLParamElement", + "HTMLPictureElement", + "HTMLPreElement", + "HTMLProgressElement", + "HTMLPropertiesCollection", + "HTMLQuoteElement", + "HTMLScriptElement", + "HTMLSelectElement", + "HTMLShadowElement", + "HTMLSlotElement", + "HTMLSourceElement", + "HTMLSpanElement", + "HTMLStyleElement", + "HTMLTableCaptionElement", + "HTMLTableCellElement", + "HTMLTableColElement", + "HTMLTableElement", + "HTMLTableRowElement", + "HTMLTableSectionElement", + "HTMLTemplateElement", + "HTMLTextAreaElement", + "HTMLTimeElement", + "HTMLTitleElement", + "HTMLTrackElement", + "HTMLUListElement", + "HTMLUnknownElement", + "HTMLVideoElement", + "HashChangeEvent", + "Headers", + "History", + "Hz", + "ICE_CHECKING", + "ICE_CLOSED", + "ICE_COMPLETED", + "ICE_CONNECTED", + "ICE_FAILED", + "ICE_GATHERING", + "ICE_WAITING", + "IDBCursor", + "IDBCursorWithValue", + "IDBDatabase", + "IDBDatabaseException", + "IDBFactory", + "IDBFileHandle", + "IDBFileRequest", + "IDBIndex", + "IDBKeyRange", + "IDBMutableFile", + "IDBObjectStore", + "IDBOpenDBRequest", + "IDBRequest", + "IDBTransaction", + "IDBVersionChangeEvent", + "IDLE", + "IIRFilterNode", + "IMPLEMENTATION_COLOR_READ_FORMAT", + "IMPLEMENTATION_COLOR_READ_TYPE", + "IMPORT_RULE", + "INCR", + "INCR_WRAP", + "INDEX_SIZE_ERR", + "INT", + "INTERLEAVED_ATTRIBS", + "INT_2_10_10_10_REV", + "INT_SAMPLER_2D", + "INT_SAMPLER_2D_ARRAY", + "INT_SAMPLER_3D", + "INT_SAMPLER_CUBE", + "INT_VEC2", + "INT_VEC3", + "INT_VEC4", + "INUSE_ATTRIBUTE_ERR", + "INVALID_ACCESS_ERR", + "INVALID_CHARACTER_ERR", + "INVALID_ENUM", + "INVALID_EXPRESSION_ERR", + "INVALID_FRAMEBUFFER_OPERATION", + "INVALID_INDEX", + "INVALID_MODIFICATION_ERR", + "INVALID_NODE_TYPE_ERR", + "INVALID_OPERATION", + "INVALID_STATE_ERR", + "INVALID_VALUE", + "INVERSE_DISTANCE", + "INVERT", + "IceCandidate", + "IdleDeadline", + "Image", + "ImageBitmap", + "ImageBitmapRenderingContext", + "ImageCapture", + "ImageData", + "Infinity", + "InputDeviceCapabilities", + "InputDeviceInfo", + "InputEvent", + "InputMethodContext", + "InstallTrigger", + "InstallTriggerImpl", + "Instance", + "Int16Array", + "Int32Array", + "Int8Array", + "Intent", + "InternalError", + "IntersectionObserver", + "IntersectionObserverEntry", + "Intl", + "IsSearchProviderInstalled", + "Iterator", + "JSON", + "KEEP", + "KEYDOWN", + "KEYFRAMES_RULE", + "KEYFRAME_RULE", + "KEYPRESS", + "KEYUP", + "KeyEvent", + "Keyboard", + "KeyboardEvent", + "KeyboardLayoutMap", + "KeyframeEffect", + "LENGTHADJUST_SPACING", + "LENGTHADJUST_SPACINGANDGLYPHS", + "LENGTHADJUST_UNKNOWN", + "LEQUAL", + "LESS", + "LINEAR", + "LINEAR_DISTANCE", + "LINEAR_MIPMAP_LINEAR", + "LINEAR_MIPMAP_NEAREST", + "LINES", + "LINE_LOOP", + "LINE_STRIP", + "LINE_WIDTH", + "LINK_STATUS", + "LIVE", + "LN10", + "LN2", + "LOADED", + "LOADING", + "LOG10E", + "LOG2E", + "LOWPASS", + "LOWSHELF", + "LOW_FLOAT", + "LOW_INT", + "LSException", + "LSParserFilter", + "LUMINANCE", + "LUMINANCE_ALPHA", + "LargestContentfulPaint", + "LayoutShift", + "LayoutShiftAttribution", + "LinearAccelerationSensor", + "LinkError", + "ListFormat", + "LocalMediaStream", + "Locale", + "Location", + "Lock", + "LockManager", + "MAX", + "MAX_3D_TEXTURE_SIZE", + "MAX_ARRAY_TEXTURE_LAYERS", + "MAX_CLIENT_WAIT_TIMEOUT_WEBGL", + "MAX_COLOR_ATTACHMENTS", + "MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS", + "MAX_COMBINED_TEXTURE_IMAGE_UNITS", + "MAX_COMBINED_UNIFORM_BLOCKS", + "MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS", + "MAX_CUBE_MAP_TEXTURE_SIZE", + "MAX_DRAW_BUFFERS", + "MAX_ELEMENTS_INDICES", + "MAX_ELEMENTS_VERTICES", + "MAX_ELEMENT_INDEX", + "MAX_FRAGMENT_INPUT_COMPONENTS", + "MAX_FRAGMENT_UNIFORM_BLOCKS", + "MAX_FRAGMENT_UNIFORM_COMPONENTS", + "MAX_FRAGMENT_UNIFORM_VECTORS", + "MAX_PROGRAM_TEXEL_OFFSET", + "MAX_RENDERBUFFER_SIZE", + "MAX_SAFE_INTEGER", + "MAX_SAMPLES", + "MAX_SERVER_WAIT_TIMEOUT", + "MAX_TEXTURE_IMAGE_UNITS", + "MAX_TEXTURE_LOD_BIAS", + "MAX_TEXTURE_MAX_ANISOTROPY_EXT", + "MAX_TEXTURE_SIZE", + "MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS", + "MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS", + "MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS", + "MAX_UNIFORM_BLOCK_SIZE", + "MAX_UNIFORM_BUFFER_BINDINGS", + "MAX_VALUE", + "MAX_VARYING_COMPONENTS", + "MAX_VARYING_VECTORS", + "MAX_VERTEX_ATTRIBS", + "MAX_VERTEX_OUTPUT_COMPONENTS", + "MAX_VERTEX_TEXTURE_IMAGE_UNITS", + "MAX_VERTEX_UNIFORM_BLOCKS", + "MAX_VERTEX_UNIFORM_COMPONENTS", + "MAX_VERTEX_UNIFORM_VECTORS", + "MAX_VIEWPORT_DIMS", + "MEDIA_ERR_ABORTED", + "MEDIA_ERR_DECODE", + "MEDIA_ERR_ENCRYPTED", + "MEDIA_ERR_NETWORK", + "MEDIA_ERR_SRC_NOT_SUPPORTED", + "MEDIA_KEYERR_CLIENT", + "MEDIA_KEYERR_DOMAIN", + "MEDIA_KEYERR_HARDWARECHANGE", + "MEDIA_KEYERR_OUTPUT", + "MEDIA_KEYERR_SERVICE", + "MEDIA_KEYERR_UNKNOWN", + "MEDIA_RULE", + "MEDIUM_FLOAT", + "MEDIUM_INT", + "META_MASK", + "MIDIAccess", + "MIDIConnectionEvent", + "MIDIInput", + "MIDIInputMap", + "MIDIMessageEvent", + "MIDIOutput", + "MIDIOutputMap", + "MIDIPort", + "MIN", + "MIN_PROGRAM_TEXEL_OFFSET", + "MIN_SAFE_INTEGER", + "MIN_VALUE", + "MIRRORED_REPEAT", + "MODE_ASYNCHRONOUS", + "MODE_SYNCHRONOUS", + "MODIFICATION", + "MOUSEDOWN", + "MOUSEDRAG", + "MOUSEMOVE", + "MOUSEOUT", + "MOUSEOVER", + "MOUSEUP", + "MOZ_KEYFRAMES_RULE", + "MOZ_KEYFRAME_RULE", + "MOZ_SOURCE_CURSOR", + "MOZ_SOURCE_ERASER", + "MOZ_SOURCE_KEYBOARD", + "MOZ_SOURCE_MOUSE", + "MOZ_SOURCE_PEN", + "MOZ_SOURCE_TOUCH", + "MOZ_SOURCE_UNKNOWN", + "MSGESTURE_FLAG_BEGIN", + "MSGESTURE_FLAG_CANCEL", + "MSGESTURE_FLAG_END", + "MSGESTURE_FLAG_INERTIA", + "MSGESTURE_FLAG_NONE", + "MSPOINTER_TYPE_MOUSE", + "MSPOINTER_TYPE_PEN", + "MSPOINTER_TYPE_TOUCH", + "MS_ASYNC_CALLBACK_STATUS_ASSIGN_DELEGATE", + "MS_ASYNC_CALLBACK_STATUS_CANCEL", + "MS_ASYNC_CALLBACK_STATUS_CHOOSEANY", + "MS_ASYNC_CALLBACK_STATUS_ERROR", + "MS_ASYNC_CALLBACK_STATUS_JOIN", + "MS_ASYNC_OP_STATUS_CANCELED", + "MS_ASYNC_OP_STATUS_ERROR", + "MS_ASYNC_OP_STATUS_SUCCESS", + "MS_MANIPULATION_STATE_ACTIVE", + "MS_MANIPULATION_STATE_CANCELLED", + "MS_MANIPULATION_STATE_COMMITTED", + "MS_MANIPULATION_STATE_DRAGGING", + "MS_MANIPULATION_STATE_INERTIA", + "MS_MANIPULATION_STATE_PRESELECT", + "MS_MANIPULATION_STATE_SELECTING", + "MS_MANIPULATION_STATE_STOPPED", + "MS_MEDIA_ERR_ENCRYPTED", + "MS_MEDIA_KEYERR_CLIENT", + "MS_MEDIA_KEYERR_DOMAIN", + "MS_MEDIA_KEYERR_HARDWARECHANGE", + "MS_MEDIA_KEYERR_OUTPUT", + "MS_MEDIA_KEYERR_SERVICE", + "MS_MEDIA_KEYERR_UNKNOWN", + "Map", + "Math", + "MathMLElement", + "MediaCapabilities", + "MediaCapabilitiesInfo", + "MediaController", + "MediaDeviceInfo", + "MediaDevices", + "MediaElementAudioSourceNode", + "MediaEncryptedEvent", + "MediaError", + "MediaKeyError", + "MediaKeyEvent", + "MediaKeyMessageEvent", + "MediaKeyNeededEvent", + "MediaKeySession", + "MediaKeyStatusMap", + "MediaKeySystemAccess", + "MediaKeys", + "MediaList", + "MediaMetadata", + "MediaQueryList", + "MediaQueryListEvent", + "MediaRecorder", + "MediaRecorderErrorEvent", + "MediaSession", + "MediaSettingsRange", + "MediaSource", + "MediaStream", + "MediaStreamAudioDestinationNode", + "MediaStreamAudioSourceNode", + "MediaStreamEvent", + "MediaStreamTrack", + "MediaStreamTrackAudioSourceNode", + "MediaStreamTrackEvent", + "Memory", + "MessageChannel", + "MessageEvent", + "MessagePort", + "Methods", + "MimeType", + "MimeTypeArray", + "Module", + "MouseEvent", + "MouseScrollEvent", + "MozAnimation", + "MozAnimationDelay", + "MozAnimationDirection", + "MozAnimationDuration", + "MozAnimationFillMode", + "MozAnimationIterationCount", + "MozAnimationName", + "MozAnimationPlayState", + "MozAnimationTimingFunction", + "MozAppearance", + "MozBackfaceVisibility", + "MozBinding", + "MozBorderBottomColors", + "MozBorderEnd", + "MozBorderEndColor", + "MozBorderEndStyle", + "MozBorderEndWidth", + "MozBorderImage", + "MozBorderLeftColors", + "MozBorderRightColors", + "MozBorderStart", + "MozBorderStartColor", + "MozBorderStartStyle", + "MozBorderStartWidth", + "MozBorderTopColors", + "MozBoxAlign", + "MozBoxDirection", + "MozBoxFlex", + "MozBoxOrdinalGroup", + "MozBoxOrient", + "MozBoxPack", + "MozBoxSizing", + "MozCSSKeyframeRule", + "MozCSSKeyframesRule", + "MozColumnCount", + "MozColumnFill", + "MozColumnGap", + "MozColumnRule", + "MozColumnRuleColor", + "MozColumnRuleStyle", + "MozColumnRuleWidth", + "MozColumnWidth", + "MozColumns", + "MozContactChangeEvent", + "MozFloatEdge", + "MozFontFeatureSettings", + "MozFontLanguageOverride", + "MozForceBrokenImageIcon", + "MozHyphens", + "MozImageRegion", + "MozMarginEnd", + "MozMarginStart", + "MozMmsEvent", + "MozMmsMessage", + "MozMobileMessageThread", + "MozOSXFontSmoothing", + "MozOrient", + "MozOsxFontSmoothing", + "MozOutlineRadius", + "MozOutlineRadiusBottomleft", + "MozOutlineRadiusBottomright", + "MozOutlineRadiusTopleft", + "MozOutlineRadiusTopright", + "MozPaddingEnd", + "MozPaddingStart", + "MozPerspective", + "MozPerspectiveOrigin", + "MozPowerManager", + "MozSettingsEvent", + "MozSmsEvent", + "MozSmsMessage", + "MozStackSizing", + "MozTabSize", + "MozTextAlignLast", + "MozTextDecorationColor", + "MozTextDecorationLine", + "MozTextDecorationStyle", + "MozTextSizeAdjust", + "MozTransform", + "MozTransformOrigin", + "MozTransformStyle", + "MozTransition", + "MozTransitionDelay", + "MozTransitionDuration", + "MozTransitionProperty", + "MozTransitionTimingFunction", + "MozUserFocus", + "MozUserInput", + "MozUserModify", + "MozUserSelect", + "MozWindowDragging", + "MozWindowShadow", + "MutationEvent", + "MutationObserver", + "MutationRecord", + "NAMESPACE_ERR", + "NAMESPACE_RULE", + "NEAREST", + "NEAREST_MIPMAP_LINEAR", + "NEAREST_MIPMAP_NEAREST", + "NEGATIVE_INFINITY", + "NETWORK_EMPTY", + "NETWORK_ERR", + "NETWORK_IDLE", + "NETWORK_LOADED", + "NETWORK_LOADING", + "NETWORK_NO_SOURCE", + "NEVER", + "NEW", + "NEXT", + "NEXT_NO_DUPLICATE", + "NICEST", + "NODE_AFTER", + "NODE_BEFORE", + "NODE_BEFORE_AND_AFTER", + "NODE_INSIDE", + "NONE", + "NON_TRANSIENT_ERR", + "NOTATION_NODE", + "NOTCH", + "NOTEQUAL", + "NOT_ALLOWED_ERR", + "NOT_FOUND_ERR", + "NOT_READABLE_ERR", + "NOT_SUPPORTED_ERR", + "NO_DATA_ALLOWED_ERR", + "NO_ERR", + "NO_ERROR", + "NO_MODIFICATION_ALLOWED_ERR", + "NUMBER_TYPE", + "NUM_COMPRESSED_TEXTURE_FORMATS", + "NaN", + "NamedNodeMap", + "NavigationPreloadManager", + "Navigator", + "NearbyLinks", + "NetworkInformation", + "Node", + "NodeFilter", + "NodeIterator", + "NodeList", + "Notation", + "Notification", + "NotifyPaintEvent", + "Number", + "NumberFormat", + "OBJECT_TYPE", + "OBSOLETE", + "OK", + "ONE", + "ONE_MINUS_CONSTANT_ALPHA", + "ONE_MINUS_CONSTANT_COLOR", + "ONE_MINUS_DST_ALPHA", + "ONE_MINUS_DST_COLOR", + "ONE_MINUS_SRC_ALPHA", + "ONE_MINUS_SRC_COLOR", + "OPEN", + "OPENED", + "OPENING", + "ORDERED_NODE_ITERATOR_TYPE", + "ORDERED_NODE_SNAPSHOT_TYPE", + "OTHER_ERROR", + "OUT_OF_MEMORY", + "Object", + "OfflineAudioCompletionEvent", + "OfflineAudioContext", + "OfflineResourceList", + "OffscreenCanvas", + "OffscreenCanvasRenderingContext2D", + "Option", + "OrientationSensor", + "OscillatorNode", + "OverconstrainedError", + "OverflowEvent", + "PACK_ALIGNMENT", + "PACK_ROW_LENGTH", + "PACK_SKIP_PIXELS", + "PACK_SKIP_ROWS", + "PAGE_RULE", + "PARSE_ERR", + "PATHSEG_ARC_ABS", + "PATHSEG_ARC_REL", + "PATHSEG_CLOSEPATH", + "PATHSEG_CURVETO_CUBIC_ABS", + "PATHSEG_CURVETO_CUBIC_REL", + "PATHSEG_CURVETO_CUBIC_SMOOTH_ABS", + "PATHSEG_CURVETO_CUBIC_SMOOTH_REL", + "PATHSEG_CURVETO_QUADRATIC_ABS", + "PATHSEG_CURVETO_QUADRATIC_REL", + "PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS", + "PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL", + "PATHSEG_LINETO_ABS", + "PATHSEG_LINETO_HORIZONTAL_ABS", + "PATHSEG_LINETO_HORIZONTAL_REL", + "PATHSEG_LINETO_REL", + "PATHSEG_LINETO_VERTICAL_ABS", + "PATHSEG_LINETO_VERTICAL_REL", + "PATHSEG_MOVETO_ABS", + "PATHSEG_MOVETO_REL", + "PATHSEG_UNKNOWN", + "PATH_EXISTS_ERR", + "PEAKING", + "PERMISSION_DENIED", + "PERSISTENT", + "PI", + "PIXEL_PACK_BUFFER", + "PIXEL_PACK_BUFFER_BINDING", + "PIXEL_UNPACK_BUFFER", + "PIXEL_UNPACK_BUFFER_BINDING", + "PLAYING_STATE", + "POINTS", + "POLYGON_OFFSET_FACTOR", + "POLYGON_OFFSET_FILL", + "POLYGON_OFFSET_UNITS", + "POSITION_UNAVAILABLE", + "POSITIVE_INFINITY", + "PREV", + "PREV_NO_DUPLICATE", + "PROCESSING_INSTRUCTION_NODE", + "PageChangeEvent", + "PageTransitionEvent", + "PaintRequest", + "PaintRequestList", + "PannerNode", + "PasswordCredential", + "Path2D", + "PaymentAddress", + "PaymentInstruments", + "PaymentManager", + "PaymentMethodChangeEvent", + "PaymentRequest", + "PaymentRequestUpdateEvent", + "PaymentResponse", + "Performance", + "PerformanceElementTiming", + "PerformanceEntry", + "PerformanceEventTiming", + "PerformanceLongTaskTiming", + "PerformanceMark", + "PerformanceMeasure", + "PerformanceNavigation", + "PerformanceNavigationTiming", + "PerformanceObserver", + "PerformanceObserverEntryList", + "PerformancePaintTiming", + "PerformanceResourceTiming", + "PerformanceServerTiming", + "PerformanceTiming", + "PeriodicSyncManager", + "PeriodicWave", + "PermissionStatus", + "Permissions", + "PhotoCapabilities", + "PictureInPictureWindow", + "Plugin", + "PluginArray", + "PluralRules", + "PointerEvent", + "PopStateEvent", + "PopupBlockedEvent", + "Presentation", + "PresentationAvailability", + "PresentationConnection", + "PresentationConnectionAvailableEvent", + "PresentationConnectionCloseEvent", + "PresentationConnectionList", + "PresentationReceiver", + "PresentationRequest", + "ProcessingInstruction", + "ProgressEvent", + "Promise", + "PromiseRejectionEvent", + "PropertyNodeList", + "Proxy", + "PublicKeyCredential", + "PushManager", + "PushSubscription", + "PushSubscriptionOptions", + "Q", + "QUERY_RESULT", + "QUERY_RESULT_AVAILABLE", + "QUOTA_ERR", + "QUOTA_EXCEEDED_ERR", + "QueryInterface", + "R11F_G11F_B10F", + "R16F", + "R16I", + "R16UI", + "R32F", + "R32I", + "R32UI", + "R8", + "R8I", + "R8UI", + "R8_SNORM", + "RASTERIZER_DISCARD", + "READ_BUFFER", + "READ_FRAMEBUFFER", + "READ_FRAMEBUFFER_BINDING", + "READ_ONLY", + "READ_ONLY_ERR", + "READ_WRITE", + "RED", + "RED_BITS", + "RED_INTEGER", + "REMOVAL", + "RENDERBUFFER", + "RENDERBUFFER_ALPHA_SIZE", + "RENDERBUFFER_BINDING", + "RENDERBUFFER_BLUE_SIZE", + "RENDERBUFFER_DEPTH_SIZE", + "RENDERBUFFER_GREEN_SIZE", + "RENDERBUFFER_HEIGHT", + "RENDERBUFFER_INTERNAL_FORMAT", + "RENDERBUFFER_RED_SIZE", + "RENDERBUFFER_SAMPLES", + "RENDERBUFFER_STENCIL_SIZE", + "RENDERBUFFER_WIDTH", + "RENDERER", + "RENDERING_INTENT_ABSOLUTE_COLORIMETRIC", + "RENDERING_INTENT_AUTO", + "RENDERING_INTENT_PERCEPTUAL", + "RENDERING_INTENT_RELATIVE_COLORIMETRIC", + "RENDERING_INTENT_SATURATION", + "RENDERING_INTENT_UNKNOWN", + "REPEAT", + "REPLACE", + "RG", + "RG16F", + "RG16I", + "RG16UI", + "RG32F", + "RG32I", + "RG32UI", + "RG8", + "RG8I", + "RG8UI", + "RG8_SNORM", + "RGB", + "RGB10_A2", + "RGB10_A2UI", + "RGB16F", + "RGB16I", + "RGB16UI", + "RGB32F", + "RGB32I", + "RGB32UI", + "RGB565", + "RGB5_A1", + "RGB8", + "RGB8I", + "RGB8UI", + "RGB8_SNORM", + "RGB9_E5", + "RGBA", + "RGBA16F", + "RGBA16I", + "RGBA16UI", + "RGBA32F", + "RGBA32I", + "RGBA32UI", + "RGBA4", + "RGBA8", + "RGBA8I", + "RGBA8UI", + "RGBA8_SNORM", + "RGBA_INTEGER", + "RGBColor", + "RGB_INTEGER", + "RG_INTEGER", + "ROTATION_CLOCKWISE", + "ROTATION_COUNTERCLOCKWISE", + "RTCCertificate", + "RTCDTMFSender", + "RTCDTMFToneChangeEvent", + "RTCDataChannel", + "RTCDataChannelEvent", + "RTCDtlsTransport", + "RTCError", + "RTCErrorEvent", + "RTCIceCandidate", + "RTCIceTransport", + "RTCPeerConnection", + "RTCPeerConnectionIceErrorEvent", + "RTCPeerConnectionIceEvent", + "RTCRtpReceiver", + "RTCRtpSender", + "RTCRtpTransceiver", + "RTCSctpTransport", + "RTCSessionDescription", + "RTCStatsReport", + "RTCTrackEvent", + "RadioNodeList", + "Range", + "RangeError", + "RangeException", + "ReadableStream", + "ReadableStreamDefaultReader", + "RecordErrorEvent", + "Rect", + "ReferenceError", + "Reflect", + "RegExp", + "RelativeOrientationSensor", + "RelativeTimeFormat", + "RemotePlayback", + "Report", + "ReportBody", + "ReportingObserver", + "Request", + "ResizeObserver", + "ResizeObserverEntry", + "ResizeObserverSize", + "Response", + "RuntimeError", + "SAMPLER_2D", + "SAMPLER_2D_ARRAY", + "SAMPLER_2D_ARRAY_SHADOW", + "SAMPLER_2D_SHADOW", + "SAMPLER_3D", + "SAMPLER_BINDING", + "SAMPLER_CUBE", + "SAMPLER_CUBE_SHADOW", + "SAMPLES", + "SAMPLE_ALPHA_TO_COVERAGE", + "SAMPLE_BUFFERS", + "SAMPLE_COVERAGE", + "SAMPLE_COVERAGE_INVERT", + "SAMPLE_COVERAGE_VALUE", + "SAWTOOTH", + "SCHEDULED_STATE", + "SCISSOR_BOX", + "SCISSOR_TEST", + "SCROLL_PAGE_DOWN", + "SCROLL_PAGE_UP", + "SDP_ANSWER", + "SDP_OFFER", + "SDP_PRANSWER", + "SECURITY_ERR", + "SELECT", + "SEPARATE_ATTRIBS", + "SERIALIZE_ERR", + "SEVERITY_ERROR", + "SEVERITY_FATAL_ERROR", + "SEVERITY_WARNING", + "SHADER_COMPILER", + "SHADER_TYPE", + "SHADING_LANGUAGE_VERSION", + "SHIFT_MASK", + "SHORT", + "SHOWING", + "SHOW_ALL", + "SHOW_ATTRIBUTE", + "SHOW_CDATA_SECTION", + "SHOW_COMMENT", + "SHOW_DOCUMENT", + "SHOW_DOCUMENT_FRAGMENT", + "SHOW_DOCUMENT_TYPE", + "SHOW_ELEMENT", + "SHOW_ENTITY", + "SHOW_ENTITY_REFERENCE", + "SHOW_NOTATION", + "SHOW_PROCESSING_INSTRUCTION", + "SHOW_TEXT", + "SIGNALED", + "SIGNED_NORMALIZED", + "SINE", + "SOUNDFIELD", + "SQLException", + "SQRT1_2", + "SQRT2", + "SQUARE", + "SRC_ALPHA", + "SRC_ALPHA_SATURATE", + "SRC_COLOR", + "SRGB", + "SRGB8", + "SRGB8_ALPHA8", + "START_TO_END", + "START_TO_START", + "STATIC_COPY", + "STATIC_DRAW", + "STATIC_READ", + "STENCIL", + "STENCIL_ATTACHMENT", + "STENCIL_BACK_FAIL", + "STENCIL_BACK_FUNC", + "STENCIL_BACK_PASS_DEPTH_FAIL", + "STENCIL_BACK_PASS_DEPTH_PASS", + "STENCIL_BACK_REF", + "STENCIL_BACK_VALUE_MASK", + "STENCIL_BACK_WRITEMASK", + "STENCIL_BITS", + "STENCIL_BUFFER_BIT", + "STENCIL_CLEAR_VALUE", + "STENCIL_FAIL", + "STENCIL_FUNC", + "STENCIL_INDEX", + "STENCIL_INDEX8", + "STENCIL_PASS_DEPTH_FAIL", + "STENCIL_PASS_DEPTH_PASS", + "STENCIL_REF", + "STENCIL_TEST", + "STENCIL_VALUE_MASK", + "STENCIL_WRITEMASK", + "STREAM_COPY", + "STREAM_DRAW", + "STREAM_READ", + "STRING_TYPE", + "STYLE_RULE", + "SUBPIXEL_BITS", + "SUPPORTS_RULE", + "SVGAElement", + "SVGAltGlyphDefElement", + "SVGAltGlyphElement", + "SVGAltGlyphItemElement", + "SVGAngle", + "SVGAnimateColorElement", + "SVGAnimateElement", + "SVGAnimateMotionElement", + "SVGAnimateTransformElement", + "SVGAnimatedAngle", + "SVGAnimatedBoolean", + "SVGAnimatedEnumeration", + "SVGAnimatedInteger", + "SVGAnimatedLength", + "SVGAnimatedLengthList", + "SVGAnimatedNumber", + "SVGAnimatedNumberList", + "SVGAnimatedPreserveAspectRatio", + "SVGAnimatedRect", + "SVGAnimatedString", + "SVGAnimatedTransformList", + "SVGAnimationElement", + "SVGCircleElement", + "SVGClipPathElement", + "SVGColor", + "SVGComponentTransferFunctionElement", + "SVGCursorElement", + "SVGDefsElement", + "SVGDescElement", + "SVGDiscardElement", + "SVGDocument", + "SVGElement", + "SVGElementInstance", + "SVGElementInstanceList", + "SVGEllipseElement", + "SVGException", + "SVGFEBlendElement", + "SVGFEColorMatrixElement", + "SVGFEComponentTransferElement", + "SVGFECompositeElement", + "SVGFEConvolveMatrixElement", + "SVGFEDiffuseLightingElement", + "SVGFEDisplacementMapElement", + "SVGFEDistantLightElement", + "SVGFEDropShadowElement", + "SVGFEFloodElement", + "SVGFEFuncAElement", + "SVGFEFuncBElement", + "SVGFEFuncGElement", + "SVGFEFuncRElement", + "SVGFEGaussianBlurElement", + "SVGFEImageElement", + "SVGFEMergeElement", + "SVGFEMergeNodeElement", + "SVGFEMorphologyElement", + "SVGFEOffsetElement", + "SVGFEPointLightElement", + "SVGFESpecularLightingElement", + "SVGFESpotLightElement", + "SVGFETileElement", + "SVGFETurbulenceElement", + "SVGFilterElement", + "SVGFontElement", + "SVGFontFaceElement", + "SVGFontFaceFormatElement", + "SVGFontFaceNameElement", + "SVGFontFaceSrcElement", + "SVGFontFaceUriElement", + "SVGForeignObjectElement", + "SVGGElement", + "SVGGeometryElement", + "SVGGlyphElement", + "SVGGlyphRefElement", + "SVGGradientElement", + "SVGGraphicsElement", + "SVGHKernElement", + "SVGImageElement", + "SVGLength", + "SVGLengthList", + "SVGLineElement", + "SVGLinearGradientElement", + "SVGMPathElement", + "SVGMarkerElement", + "SVGMaskElement", + "SVGMatrix", + "SVGMetadataElement", + "SVGMissingGlyphElement", + "SVGNumber", + "SVGNumberList", + "SVGPaint", + "SVGPathElement", + "SVGPathSeg", + "SVGPathSegArcAbs", + "SVGPathSegArcRel", + "SVGPathSegClosePath", + "SVGPathSegCurvetoCubicAbs", + "SVGPathSegCurvetoCubicRel", + "SVGPathSegCurvetoCubicSmoothAbs", + "SVGPathSegCurvetoCubicSmoothRel", + "SVGPathSegCurvetoQuadraticAbs", + "SVGPathSegCurvetoQuadraticRel", + "SVGPathSegCurvetoQuadraticSmoothAbs", + "SVGPathSegCurvetoQuadraticSmoothRel", + "SVGPathSegLinetoAbs", + "SVGPathSegLinetoHorizontalAbs", + "SVGPathSegLinetoHorizontalRel", + "SVGPathSegLinetoRel", + "SVGPathSegLinetoVerticalAbs", + "SVGPathSegLinetoVerticalRel", + "SVGPathSegList", + "SVGPathSegMovetoAbs", + "SVGPathSegMovetoRel", + "SVGPatternElement", + "SVGPoint", + "SVGPointList", + "SVGPolygonElement", + "SVGPolylineElement", + "SVGPreserveAspectRatio", + "SVGRadialGradientElement", + "SVGRect", + "SVGRectElement", + "SVGRenderingIntent", + "SVGSVGElement", + "SVGScriptElement", + "SVGSetElement", + "SVGStopElement", + "SVGStringList", + "SVGStyleElement", + "SVGSwitchElement", + "SVGSymbolElement", + "SVGTRefElement", + "SVGTSpanElement", + "SVGTextContentElement", + "SVGTextElement", + "SVGTextPathElement", + "SVGTextPositioningElement", + "SVGTitleElement", + "SVGTransform", + "SVGTransformList", + "SVGUnitTypes", + "SVGUseElement", + "SVGVKernElement", + "SVGViewElement", + "SVGViewSpec", + "SVGZoomAndPan", + "SVGZoomEvent", + "SVG_ANGLETYPE_DEG", + "SVG_ANGLETYPE_GRAD", + "SVG_ANGLETYPE_RAD", + "SVG_ANGLETYPE_UNKNOWN", + "SVG_ANGLETYPE_UNSPECIFIED", + "SVG_CHANNEL_A", + "SVG_CHANNEL_B", + "SVG_CHANNEL_G", + "SVG_CHANNEL_R", + "SVG_CHANNEL_UNKNOWN", + "SVG_COLORTYPE_CURRENTCOLOR", + "SVG_COLORTYPE_RGBCOLOR", + "SVG_COLORTYPE_RGBCOLOR_ICCCOLOR", + "SVG_COLORTYPE_UNKNOWN", + "SVG_EDGEMODE_DUPLICATE", + "SVG_EDGEMODE_NONE", + "SVG_EDGEMODE_UNKNOWN", + "SVG_EDGEMODE_WRAP", + "SVG_FEBLEND_MODE_COLOR", + "SVG_FEBLEND_MODE_COLOR_BURN", + "SVG_FEBLEND_MODE_COLOR_DODGE", + "SVG_FEBLEND_MODE_DARKEN", + "SVG_FEBLEND_MODE_DIFFERENCE", + "SVG_FEBLEND_MODE_EXCLUSION", + "SVG_FEBLEND_MODE_HARD_LIGHT", + "SVG_FEBLEND_MODE_HUE", + "SVG_FEBLEND_MODE_LIGHTEN", + "SVG_FEBLEND_MODE_LUMINOSITY", + "SVG_FEBLEND_MODE_MULTIPLY", + "SVG_FEBLEND_MODE_NORMAL", + "SVG_FEBLEND_MODE_OVERLAY", + "SVG_FEBLEND_MODE_SATURATION", + "SVG_FEBLEND_MODE_SCREEN", + "SVG_FEBLEND_MODE_SOFT_LIGHT", + "SVG_FEBLEND_MODE_UNKNOWN", + "SVG_FECOLORMATRIX_TYPE_HUEROTATE", + "SVG_FECOLORMATRIX_TYPE_LUMINANCETOALPHA", + "SVG_FECOLORMATRIX_TYPE_MATRIX", + "SVG_FECOLORMATRIX_TYPE_SATURATE", + "SVG_FECOLORMATRIX_TYPE_UNKNOWN", + "SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE", + "SVG_FECOMPONENTTRANSFER_TYPE_GAMMA", + "SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY", + "SVG_FECOMPONENTTRANSFER_TYPE_LINEAR", + "SVG_FECOMPONENTTRANSFER_TYPE_TABLE", + "SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN", + "SVG_FECOMPOSITE_OPERATOR_ARITHMETIC", + "SVG_FECOMPOSITE_OPERATOR_ATOP", + "SVG_FECOMPOSITE_OPERATOR_IN", + "SVG_FECOMPOSITE_OPERATOR_OUT", + "SVG_FECOMPOSITE_OPERATOR_OVER", + "SVG_FECOMPOSITE_OPERATOR_UNKNOWN", + "SVG_FECOMPOSITE_OPERATOR_XOR", + "SVG_INVALID_VALUE_ERR", + "SVG_LENGTHTYPE_CM", + "SVG_LENGTHTYPE_EMS", + "SVG_LENGTHTYPE_EXS", + "SVG_LENGTHTYPE_IN", + "SVG_LENGTHTYPE_MM", + "SVG_LENGTHTYPE_NUMBER", + "SVG_LENGTHTYPE_PC", + "SVG_LENGTHTYPE_PERCENTAGE", + "SVG_LENGTHTYPE_PT", + "SVG_LENGTHTYPE_PX", + "SVG_LENGTHTYPE_UNKNOWN", + "SVG_MARKERUNITS_STROKEWIDTH", + "SVG_MARKERUNITS_UNKNOWN", + "SVG_MARKERUNITS_USERSPACEONUSE", + "SVG_MARKER_ORIENT_ANGLE", + "SVG_MARKER_ORIENT_AUTO", + "SVG_MARKER_ORIENT_UNKNOWN", + "SVG_MASKTYPE_ALPHA", + "SVG_MASKTYPE_LUMINANCE", + "SVG_MATRIX_NOT_INVERTABLE", + "SVG_MEETORSLICE_MEET", + "SVG_MEETORSLICE_SLICE", + "SVG_MEETORSLICE_UNKNOWN", + "SVG_MORPHOLOGY_OPERATOR_DILATE", + "SVG_MORPHOLOGY_OPERATOR_ERODE", + "SVG_MORPHOLOGY_OPERATOR_UNKNOWN", + "SVG_PAINTTYPE_CURRENTCOLOR", + "SVG_PAINTTYPE_NONE", + "SVG_PAINTTYPE_RGBCOLOR", + "SVG_PAINTTYPE_RGBCOLOR_ICCCOLOR", + "SVG_PAINTTYPE_UNKNOWN", + "SVG_PAINTTYPE_URI", + "SVG_PAINTTYPE_URI_CURRENTCOLOR", + "SVG_PAINTTYPE_URI_NONE", + "SVG_PAINTTYPE_URI_RGBCOLOR", + "SVG_PAINTTYPE_URI_RGBCOLOR_ICCCOLOR", + "SVG_PRESERVEASPECTRATIO_NONE", + "SVG_PRESERVEASPECTRATIO_UNKNOWN", + "SVG_PRESERVEASPECTRATIO_XMAXYMAX", + "SVG_PRESERVEASPECTRATIO_XMAXYMID", + "SVG_PRESERVEASPECTRATIO_XMAXYMIN", + "SVG_PRESERVEASPECTRATIO_XMIDYMAX", + "SVG_PRESERVEASPECTRATIO_XMIDYMID", + "SVG_PRESERVEASPECTRATIO_XMIDYMIN", + "SVG_PRESERVEASPECTRATIO_XMINYMAX", + "SVG_PRESERVEASPECTRATIO_XMINYMID", + "SVG_PRESERVEASPECTRATIO_XMINYMIN", + "SVG_SPREADMETHOD_PAD", + "SVG_SPREADMETHOD_REFLECT", + "SVG_SPREADMETHOD_REPEAT", + "SVG_SPREADMETHOD_UNKNOWN", + "SVG_STITCHTYPE_NOSTITCH", + "SVG_STITCHTYPE_STITCH", + "SVG_STITCHTYPE_UNKNOWN", + "SVG_TRANSFORM_MATRIX", + "SVG_TRANSFORM_ROTATE", + "SVG_TRANSFORM_SCALE", + "SVG_TRANSFORM_SKEWX", + "SVG_TRANSFORM_SKEWY", + "SVG_TRANSFORM_TRANSLATE", + "SVG_TRANSFORM_UNKNOWN", + "SVG_TURBULENCE_TYPE_FRACTALNOISE", + "SVG_TURBULENCE_TYPE_TURBULENCE", + "SVG_TURBULENCE_TYPE_UNKNOWN", + "SVG_UNIT_TYPE_OBJECTBOUNDINGBOX", + "SVG_UNIT_TYPE_UNKNOWN", + "SVG_UNIT_TYPE_USERSPACEONUSE", + "SVG_WRONG_TYPE_ERR", + "SVG_ZOOMANDPAN_DISABLE", + "SVG_ZOOMANDPAN_MAGNIFY", + "SVG_ZOOMANDPAN_UNKNOWN", + "SYNC_CONDITION", + "SYNC_FENCE", + "SYNC_FLAGS", + "SYNC_FLUSH_COMMANDS_BIT", + "SYNC_GPU_COMMANDS_COMPLETE", + "SYNC_STATUS", + "SYNTAX_ERR", + "SavedPages", + "Screen", + "ScreenOrientation", + "Script", + "ScriptProcessorNode", + "ScrollAreaEvent", + "SecurityPolicyViolationEvent", + "Selection", + "Sensor", + "SensorErrorEvent", + "ServiceWorker", + "ServiceWorkerContainer", + "ServiceWorkerRegistration", + "SessionDescription", + "Set", + "ShadowRoot", + "SharedArrayBuffer", + "SharedWorker", + "SimpleGestureEvent", + "SourceBuffer", + "SourceBufferList", + "SpeechSynthesis", + "SpeechSynthesisErrorEvent", + "SpeechSynthesisEvent", + "SpeechSynthesisUtterance", + "SpeechSynthesisVoice", + "StaticRange", + "StereoPannerNode", + "StopIteration", + "Storage", + "StorageEvent", + "StorageManager", + "String", + "StructType", + "StylePropertyMap", + "StylePropertyMapReadOnly", + "StyleSheet", + "StyleSheetList", + "SubmitEvent", + "SubtleCrypto", + "Symbol", + "SyncManager", + "SyntaxError", + "TEMPORARY", + "TEXTPATH_METHODTYPE_ALIGN", + "TEXTPATH_METHODTYPE_STRETCH", + "TEXTPATH_METHODTYPE_UNKNOWN", + "TEXTPATH_SPACINGTYPE_AUTO", + "TEXTPATH_SPACINGTYPE_EXACT", + "TEXTPATH_SPACINGTYPE_UNKNOWN", + "TEXTURE", + "TEXTURE0", + "TEXTURE1", + "TEXTURE10", + "TEXTURE11", + "TEXTURE12", + "TEXTURE13", + "TEXTURE14", + "TEXTURE15", + "TEXTURE16", + "TEXTURE17", + "TEXTURE18", + "TEXTURE19", + "TEXTURE2", + "TEXTURE20", + "TEXTURE21", + "TEXTURE22", + "TEXTURE23", + "TEXTURE24", + "TEXTURE25", + "TEXTURE26", + "TEXTURE27", + "TEXTURE28", + "TEXTURE29", + "TEXTURE3", + "TEXTURE30", + "TEXTURE31", + "TEXTURE4", + "TEXTURE5", + "TEXTURE6", + "TEXTURE7", + "TEXTURE8", + "TEXTURE9", + "TEXTURE_2D", + "TEXTURE_2D_ARRAY", + "TEXTURE_3D", + "TEXTURE_BASE_LEVEL", + "TEXTURE_BINDING_2D", + "TEXTURE_BINDING_2D_ARRAY", + "TEXTURE_BINDING_3D", + "TEXTURE_BINDING_CUBE_MAP", + "TEXTURE_COMPARE_FUNC", + "TEXTURE_COMPARE_MODE", + "TEXTURE_CUBE_MAP", + "TEXTURE_CUBE_MAP_NEGATIVE_X", + "TEXTURE_CUBE_MAP_NEGATIVE_Y", + "TEXTURE_CUBE_MAP_NEGATIVE_Z", + "TEXTURE_CUBE_MAP_POSITIVE_X", + "TEXTURE_CUBE_MAP_POSITIVE_Y", + "TEXTURE_CUBE_MAP_POSITIVE_Z", + "TEXTURE_IMMUTABLE_FORMAT", + "TEXTURE_IMMUTABLE_LEVELS", + "TEXTURE_MAG_FILTER", + "TEXTURE_MAX_ANISOTROPY_EXT", + "TEXTURE_MAX_LEVEL", + "TEXTURE_MAX_LOD", + "TEXTURE_MIN_FILTER", + "TEXTURE_MIN_LOD", + "TEXTURE_WRAP_R", + "TEXTURE_WRAP_S", + "TEXTURE_WRAP_T", + "TEXT_NODE", + "TIMEOUT", + "TIMEOUT_ERR", + "TIMEOUT_EXPIRED", + "TIMEOUT_IGNORED", + "TOO_LARGE_ERR", + "TRANSACTION_INACTIVE_ERR", + "TRANSFORM_FEEDBACK", + "TRANSFORM_FEEDBACK_ACTIVE", + "TRANSFORM_FEEDBACK_BINDING", + "TRANSFORM_FEEDBACK_BUFFER", + "TRANSFORM_FEEDBACK_BUFFER_BINDING", + "TRANSFORM_FEEDBACK_BUFFER_MODE", + "TRANSFORM_FEEDBACK_BUFFER_SIZE", + "TRANSFORM_FEEDBACK_BUFFER_START", + "TRANSFORM_FEEDBACK_PAUSED", + "TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN", + "TRANSFORM_FEEDBACK_VARYINGS", + "TRIANGLE", + "TRIANGLES", + "TRIANGLE_FAN", + "TRIANGLE_STRIP", + "TYPE_BACK_FORWARD", + "TYPE_ERR", + "TYPE_MISMATCH_ERR", + "TYPE_NAVIGATE", + "TYPE_RELOAD", + "TYPE_RESERVED", + "Table", + "TaskAttributionTiming", + "Text", + "TextDecoder", + "TextDecoderStream", + "TextEncoder", + "TextEncoderStream", + "TextEvent", + "TextMetrics", + "TextTrack", + "TextTrackCue", + "TextTrackCueList", + "TextTrackList", + "TimeEvent", + "TimeRanges", + "Touch", + "TouchEvent", + "TouchList", + "TrackEvent", + "TransformStream", + "TransitionEvent", + "TreeWalker", + "TrustedHTML", + "TrustedScript", + "TrustedScriptURL", + "TrustedTypePolicy", + "TrustedTypePolicyFactory", + "TypeError", + "TypedObject", + "U2F", + "UIEvent", + "UNCACHED", + "UNIFORM_ARRAY_STRIDE", + "UNIFORM_BLOCK_ACTIVE_UNIFORMS", + "UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES", + "UNIFORM_BLOCK_BINDING", + "UNIFORM_BLOCK_DATA_SIZE", + "UNIFORM_BLOCK_INDEX", + "UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER", + "UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER", + "UNIFORM_BUFFER", + "UNIFORM_BUFFER_BINDING", + "UNIFORM_BUFFER_OFFSET_ALIGNMENT", + "UNIFORM_BUFFER_SIZE", + "UNIFORM_BUFFER_START", + "UNIFORM_IS_ROW_MAJOR", + "UNIFORM_MATRIX_STRIDE", + "UNIFORM_OFFSET", + "UNIFORM_SIZE", + "UNIFORM_TYPE", + "UNKNOWN_ERR", + "UNKNOWN_RULE", + "UNMASKED_RENDERER_WEBGL", + "UNMASKED_VENDOR_WEBGL", + "UNORDERED_NODE_ITERATOR_TYPE", + "UNORDERED_NODE_SNAPSHOT_TYPE", + "UNPACK_ALIGNMENT", + "UNPACK_COLORSPACE_CONVERSION_WEBGL", + "UNPACK_FLIP_Y_WEBGL", + "UNPACK_IMAGE_HEIGHT", + "UNPACK_PREMULTIPLY_ALPHA_WEBGL", + "UNPACK_ROW_LENGTH", + "UNPACK_SKIP_IMAGES", + "UNPACK_SKIP_PIXELS", + "UNPACK_SKIP_ROWS", + "UNSCHEDULED_STATE", + "UNSENT", + "UNSIGNALED", + "UNSIGNED_BYTE", + "UNSIGNED_INT", + "UNSIGNED_INT_10F_11F_11F_REV", + "UNSIGNED_INT_24_8", + "UNSIGNED_INT_2_10_10_10_REV", + "UNSIGNED_INT_5_9_9_9_REV", + "UNSIGNED_INT_SAMPLER_2D", + "UNSIGNED_INT_SAMPLER_2D_ARRAY", + "UNSIGNED_INT_SAMPLER_3D", + "UNSIGNED_INT_SAMPLER_CUBE", + "UNSIGNED_INT_VEC2", + "UNSIGNED_INT_VEC3", + "UNSIGNED_INT_VEC4", + "UNSIGNED_NORMALIZED", + "UNSIGNED_SHORT", + "UNSIGNED_SHORT_4_4_4_4", + "UNSIGNED_SHORT_5_5_5_1", + "UNSIGNED_SHORT_5_6_5", + "UNSPECIFIED_EVENT_TYPE_ERR", + "UPDATEREADY", + "URIError", + "URL", + "URLSearchParams", + "URLUnencoded", + "URL_MISMATCH_ERR", + "USB", + "USBAlternateInterface", + "USBConfiguration", + "USBConnectionEvent", + "USBDevice", + "USBEndpoint", + "USBInTransferResult", + "USBInterface", + "USBIsochronousInTransferPacket", + "USBIsochronousInTransferResult", + "USBIsochronousOutTransferPacket", + "USBIsochronousOutTransferResult", + "USBOutTransferResult", + "UTC", + "Uint16Array", + "Uint32Array", + "Uint8Array", + "Uint8ClampedArray", + "UserActivation", + "UserMessageHandler", + "UserMessageHandlersNamespace", + "UserProximityEvent", + "VALIDATE_STATUS", + "VALIDATION_ERR", + "VARIABLES_RULE", + "VENDOR", + "VERSION", + "VERSION_CHANGE", + "VERSION_ERR", + "VERTEX_ARRAY_BINDING", + "VERTEX_ATTRIB_ARRAY_BUFFER_BINDING", + "VERTEX_ATTRIB_ARRAY_DIVISOR", + "VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE", + "VERTEX_ATTRIB_ARRAY_ENABLED", + "VERTEX_ATTRIB_ARRAY_INTEGER", + "VERTEX_ATTRIB_ARRAY_NORMALIZED", + "VERTEX_ATTRIB_ARRAY_POINTER", + "VERTEX_ATTRIB_ARRAY_SIZE", + "VERTEX_ATTRIB_ARRAY_STRIDE", + "VERTEX_ATTRIB_ARRAY_TYPE", + "VERTEX_SHADER", + "VERTICAL", + "VERTICAL_AXIS", + "VER_ERR", + "VIEWPORT", + "VIEWPORT_RULE", + "VRDisplay", + "VRDisplayCapabilities", + "VRDisplayEvent", + "VREyeParameters", + "VRFieldOfView", + "VRFrameData", + "VRPose", + "VRStageParameters", + "VTTCue", + "VTTRegion", + "ValidityState", + "VideoPlaybackQuality", + "VideoStreamTrack", + "VisualViewport", + "WAIT_FAILED", + "WEBKIT_FILTER_RULE", + "WEBKIT_KEYFRAMES_RULE", + "WEBKIT_KEYFRAME_RULE", + "WEBKIT_REGION_RULE", + "WRONG_DOCUMENT_ERR", + "WakeLock", + "WakeLockSentinel", + "WasmAnyRef", + "WaveShaperNode", + "WeakMap", + "WeakRef", + "WeakSet", + "WebAssembly", + "WebGL2RenderingContext", + "WebGLActiveInfo", + "WebGLBuffer", + "WebGLContextEvent", + "WebGLFramebuffer", + "WebGLProgram", + "WebGLQuery", + "WebGLRenderbuffer", + "WebGLRenderingContext", + "WebGLSampler", + "WebGLShader", + "WebGLShaderPrecisionFormat", + "WebGLSync", + "WebGLTexture", + "WebGLTransformFeedback", + "WebGLUniformLocation", + "WebGLVertexArray", + "WebGLVertexArrayObject", + "WebKitAnimationEvent", + "WebKitBlobBuilder", + "WebKitCSSFilterRule", + "WebKitCSSFilterValue", + "WebKitCSSKeyframeRule", + "WebKitCSSKeyframesRule", + "WebKitCSSMatrix", + "WebKitCSSRegionRule", + "WebKitCSSTransformValue", + "WebKitDataCue", + "WebKitGamepad", + "WebKitMediaKeyError", + "WebKitMediaKeyMessageEvent", + "WebKitMediaKeySession", + "WebKitMediaKeys", + "WebKitMediaSource", + "WebKitMutationObserver", + "WebKitNamespace", + "WebKitPlaybackTargetAvailabilityEvent", + "WebKitPoint", + "WebKitShadowRoot", + "WebKitSourceBuffer", + "WebKitSourceBufferList", + "WebKitTransitionEvent", + "WebSocket", + "WebkitAlignContent", + "WebkitAlignItems", + "WebkitAlignSelf", + "WebkitAnimation", + "WebkitAnimationDelay", + "WebkitAnimationDirection", + "WebkitAnimationDuration", + "WebkitAnimationFillMode", + "WebkitAnimationIterationCount", + "WebkitAnimationName", + "WebkitAnimationPlayState", + "WebkitAnimationTimingFunction", + "WebkitAppearance", + "WebkitBackfaceVisibility", + "WebkitBackgroundClip", + "WebkitBackgroundOrigin", + "WebkitBackgroundSize", + "WebkitBorderBottomLeftRadius", + "WebkitBorderBottomRightRadius", + "WebkitBorderImage", + "WebkitBorderRadius", + "WebkitBorderTopLeftRadius", + "WebkitBorderTopRightRadius", + "WebkitBoxAlign", + "WebkitBoxDirection", + "WebkitBoxFlex", + "WebkitBoxOrdinalGroup", + "WebkitBoxOrient", + "WebkitBoxPack", + "WebkitBoxShadow", + "WebkitBoxSizing", + "WebkitFilter", + "WebkitFlex", + "WebkitFlexBasis", + "WebkitFlexDirection", + "WebkitFlexFlow", + "WebkitFlexGrow", + "WebkitFlexShrink", + "WebkitFlexWrap", + "WebkitJustifyContent", + "WebkitLineClamp", + "WebkitMask", + "WebkitMaskClip", + "WebkitMaskComposite", + "WebkitMaskImage", + "WebkitMaskOrigin", + "WebkitMaskPosition", + "WebkitMaskPositionX", + "WebkitMaskPositionY", + "WebkitMaskRepeat", + "WebkitMaskSize", + "WebkitOrder", + "WebkitPerspective", + "WebkitPerspectiveOrigin", + "WebkitTextFillColor", + "WebkitTextSizeAdjust", + "WebkitTextStroke", + "WebkitTextStrokeColor", + "WebkitTextStrokeWidth", + "WebkitTransform", + "WebkitTransformOrigin", + "WebkitTransformStyle", + "WebkitTransition", + "WebkitTransitionDelay", + "WebkitTransitionDuration", + "WebkitTransitionProperty", + "WebkitTransitionTimingFunction", + "WebkitUserSelect", + "WheelEvent", + "Window", + "Worker", + "Worklet", + "WritableStream", + "WritableStreamDefaultWriter", + "XMLDocument", + "XMLHttpRequest", + "XMLHttpRequestEventTarget", + "XMLHttpRequestException", + "XMLHttpRequestProgressEvent", + "XMLHttpRequestUpload", + "XMLSerializer", + "XMLStylesheetProcessingInstruction", + "XPathEvaluator", + "XPathException", + "XPathExpression", + "XPathNSResolver", + "XPathResult", + "XRBoundedReferenceSpace", + "XRDOMOverlayState", + "XRFrame", + "XRHitTestResult", + "XRHitTestSource", + "XRInputSource", + "XRInputSourceArray", + "XRInputSourceEvent", + "XRInputSourcesChangeEvent", + "XRLayer", + "XRPose", + "XRRay", + "XRReferenceSpace", + "XRReferenceSpaceEvent", + "XRRenderState", + "XRRigidTransform", + "XRSession", + "XRSessionEvent", + "XRSpace", + "XRSystem", + "XRTransientInputHitTestResult", + "XRTransientInputHitTestSource", + "XRView", + "XRViewerPose", + "XRViewport", + "XRWebGLLayer", + "XSLTProcessor", + "ZERO", + "_XD0M_", + "_YD0M_", + "__defineGetter__", + "__defineSetter__", + "__lookupGetter__", + "__lookupSetter__", + "__opera", + "__proto__", + "_browserjsran", + "a", + "aLink", + "abbr", + "abort", + "aborted", + "abs", + "absolute", + "acceleration", + "accelerationIncludingGravity", + "accelerator", + "accept", + "acceptCharset", + "acceptNode", + "accessKey", + "accessKeyLabel", + "accuracy", + "acos", + "acosh", + "action", + "actionURL", + "actions", + "activated", + "active", + "activeCues", + "activeElement", + "activeSourceBuffers", + "activeSourceCount", + "activeTexture", + "activeVRDisplays", + "actualBoundingBoxAscent", + "actualBoundingBoxDescent", + "actualBoundingBoxLeft", + "actualBoundingBoxRight", + "add", + "addAll", + "addBehavior", + "addCandidate", + "addColorStop", + "addCue", + "addElement", + "addEventListener", + "addFilter", + "addFromString", + "addFromUri", + "addIceCandidate", + "addImport", + "addListener", + "addModule", + "addNamed", + "addPageRule", + "addPath", + "addPointer", + "addRange", + "addRegion", + "addRule", + "addSearchEngine", + "addSourceBuffer", + "addStream", + "addTextTrack", + "addTrack", + "addTransceiver", + "addWakeLockListener", + "added", + "addedNodes", + "additionalName", + "additiveSymbols", + "addons", + "address", + "addressLine", + "adoptNode", + "adoptedStyleSheets", + "adr", + "advance", + "after", + "album", + "alert", + "algorithm", + "align", + "align-content", + "align-items", + "align-self", + "alignContent", + "alignItems", + "alignSelf", + "alignmentBaseline", + "alinkColor", + "all", + "allSettled", + "allow", + "allowFullscreen", + "allowPaymentRequest", + "allowedDirections", + "allowedFeatures", + "allowedToPlay", + "allowsFeature", + "alpha", + "alt", + "altGraphKey", + "altHtml", + "altKey", + "altLeft", + "alternate", + "alternateSetting", + "alternates", + "altitude", + "altitudeAccuracy", + "amplitude", + "ancestorOrigins", + "anchor", + "anchorNode", + "anchorOffset", + "anchors", + "and", + "angle", + "angularAcceleration", + "angularVelocity", + "animVal", + "animate", + "animatedInstanceRoot", + "animatedNormalizedPathSegList", + "animatedPathSegList", + "animatedPoints", + "animation", + "animation-delay", + "animation-direction", + "animation-duration", + "animation-fill-mode", + "animation-iteration-count", + "animation-name", + "animation-play-state", + "animation-timing-function", + "animationDelay", + "animationDirection", + "animationDuration", + "animationFillMode", + "animationIterationCount", + "animationName", + "animationPlayState", + "animationStartTime", + "animationTimingFunction", + "animationsPaused", + "anniversary", + "antialias", + "anticipatedRemoval", + "any", + "app", + "appCodeName", + "appMinorVersion", + "appName", + "appNotifications", + "appVersion", + "appearance", + "append", + "appendBuffer", + "appendChild", + "appendData", + "appendItem", + "appendMedium", + "appendNamed", + "appendRule", + "appendStream", + "appendWindowEnd", + "appendWindowStart", + "applets", + "applicationCache", + "applicationServerKey", + "apply", + "applyConstraints", + "applyElement", + "arc", + "arcTo", + "archive", + "areas", + "arguments", + "ariaAtomic", + "ariaAutoComplete", + "ariaBusy", + "ariaChecked", + "ariaColCount", + "ariaColIndex", + "ariaColSpan", + "ariaCurrent", + "ariaDescription", + "ariaDisabled", + "ariaExpanded", + "ariaHasPopup", + "ariaHidden", + "ariaKeyShortcuts", + "ariaLabel", + "ariaLevel", + "ariaLive", + "ariaModal", + "ariaMultiLine", + "ariaMultiSelectable", + "ariaOrientation", + "ariaPlaceholder", + "ariaPosInSet", + "ariaPressed", + "ariaReadOnly", + "ariaRelevant", + "ariaRequired", + "ariaRoleDescription", + "ariaRowCount", + "ariaRowIndex", + "ariaRowSpan", + "ariaSelected", + "ariaSetSize", + "ariaSort", + "ariaValueMax", + "ariaValueMin", + "ariaValueNow", + "ariaValueText", + "arrayBuffer", + "artist", + "artwork", + "as", + "asIntN", + "asUintN", + "asin", + "asinh", + "assert", + "assign", + "assignedElements", + "assignedNodes", + "assignedSlot", + "async", + "asyncIterator", + "atEnd", + "atan", + "atan2", + "atanh", + "atob", + "attachEvent", + "attachInternals", + "attachShader", + "attachShadow", + "attachments", + "attack", + "attestationObject", + "attrChange", + "attrName", + "attributeFilter", + "attributeName", + "attributeNamespace", + "attributeOldValue", + "attributeStyleMap", + "attributes", + "attribution", + "audioBitsPerSecond", + "audioTracks", + "audioWorklet", + "authenticatedSignedWrites", + "authenticatorData", + "autoIncrement", + "autobuffer", + "autocapitalize", + "autocomplete", + "autocorrect", + "autofocus", + "automationRate", + "autoplay", + "availHeight", + "availLeft", + "availTop", + "availWidth", + "availability", + "available", + "aversion", + "ax", + "axes", + "axis", + "ay", + "azimuth", + "b", + "back", + "backface-visibility", + "backfaceVisibility", + "background", + "background-attachment", + "background-blend-mode", + "background-clip", + "background-color", + "background-image", + "background-origin", + "background-position", + "background-position-x", + "background-position-y", + "background-repeat", + "background-size", + "backgroundAttachment", + "backgroundBlendMode", + "backgroundClip", + "backgroundColor", + "backgroundFetch", + "backgroundImage", + "backgroundOrigin", + "backgroundPosition", + "backgroundPositionX", + "backgroundPositionY", + "backgroundRepeat", + "backgroundSize", + "badInput", + "badge", + "balance", + "baseFrequencyX", + "baseFrequencyY", + "baseLatency", + "baseLayer", + "baseNode", + "baseOffset", + "baseURI", + "baseVal", + "baselineShift", + "battery", + "bday", + "before", + "beginElement", + "beginElementAt", + "beginPath", + "beginQuery", + "beginTransformFeedback", + "behavior", + "behaviorCookie", + "behaviorPart", + "behaviorUrns", + "beta", + "bezierCurveTo", + "bgColor", + "bgProperties", + "bias", + "big", + "bigint64", + "biguint64", + "binaryType", + "bind", + "bindAttribLocation", + "bindBuffer", + "bindBufferBase", + "bindBufferRange", + "bindFramebuffer", + "bindRenderbuffer", + "bindSampler", + "bindTexture", + "bindTransformFeedback", + "bindVertexArray", + "blendColor", + "blendEquation", + "blendEquationSeparate", + "blendFunc", + "blendFuncSeparate", + "blink", + "blitFramebuffer", + "blob", + "block-size", + "blockDirection", + "blockSize", + "blockedURI", + "blue", + "bluetooth", + "blur", + "body", + "bodyUsed", + "bold", + "bookmarks", + "booleanValue", + "border", + "border-block", + "border-block-color", + "border-block-end", + "border-block-end-color", + "border-block-end-style", + "border-block-end-width", + "border-block-start", + "border-block-start-color", + "border-block-start-style", + "border-block-start-width", + "border-block-style", + "border-block-width", + "border-bottom", + "border-bottom-color", + "border-bottom-left-radius", + "border-bottom-right-radius", + "border-bottom-style", + "border-bottom-width", + "border-collapse", + "border-color", + "border-end-end-radius", + "border-end-start-radius", + "border-image", + "border-image-outset", + "border-image-repeat", + "border-image-slice", + "border-image-source", + "border-image-width", + "border-inline", + "border-inline-color", + "border-inline-end", + "border-inline-end-color", + "border-inline-end-style", + "border-inline-end-width", + "border-inline-start", + "border-inline-start-color", + "border-inline-start-style", + "border-inline-start-width", + "border-inline-style", + "border-inline-width", + "border-left", + "border-left-color", + "border-left-style", + "border-left-width", + "border-radius", + "border-right", + "border-right-color", + "border-right-style", + "border-right-width", + "border-spacing", + "border-start-end-radius", + "border-start-start-radius", + "border-style", + "border-top", + "border-top-color", + "border-top-left-radius", + "border-top-right-radius", + "border-top-style", + "border-top-width", + "border-width", + "borderBlock", + "borderBlockColor", + "borderBlockEnd", + "borderBlockEndColor", + "borderBlockEndStyle", + "borderBlockEndWidth", + "borderBlockStart", + "borderBlockStartColor", + "borderBlockStartStyle", + "borderBlockStartWidth", + "borderBlockStyle", + "borderBlockWidth", + "borderBottom", + "borderBottomColor", + "borderBottomLeftRadius", + "borderBottomRightRadius", + "borderBottomStyle", + "borderBottomWidth", + "borderBoxSize", + "borderCollapse", + "borderColor", + "borderColorDark", + "borderColorLight", + "borderEndEndRadius", + "borderEndStartRadius", + "borderImage", + "borderImageOutset", + "borderImageRepeat", + "borderImageSlice", + "borderImageSource", + "borderImageWidth", + "borderInline", + "borderInlineColor", + "borderInlineEnd", + "borderInlineEndColor", + "borderInlineEndStyle", + "borderInlineEndWidth", + "borderInlineStart", + "borderInlineStartColor", + "borderInlineStartStyle", + "borderInlineStartWidth", + "borderInlineStyle", + "borderInlineWidth", + "borderLeft", + "borderLeftColor", + "borderLeftStyle", + "borderLeftWidth", + "borderRadius", + "borderRight", + "borderRightColor", + "borderRightStyle", + "borderRightWidth", + "borderSpacing", + "borderStartEndRadius", + "borderStartStartRadius", + "borderStyle", + "borderTop", + "borderTopColor", + "borderTopLeftRadius", + "borderTopRightRadius", + "borderTopStyle", + "borderTopWidth", + "borderWidth", + "bottom", + "bottomMargin", + "bound", + "boundElements", + "boundingClientRect", + "boundingHeight", + "boundingLeft", + "boundingTop", + "boundingWidth", + "bounds", + "boundsGeometry", + "box-decoration-break", + "box-shadow", + "box-sizing", + "boxDecorationBreak", + "boxShadow", + "boxSizing", + "break-after", + "break-before", + "break-inside", + "breakAfter", + "breakBefore", + "breakInside", + "broadcast", + "browserLanguage", + "btoa", + "bubbles", + "buffer", + "bufferData", + "bufferDepth", + "bufferSize", + "bufferSubData", + "buffered", + "bufferedAmount", + "bufferedAmountLowThreshold", + "buildID", + "buildNumber", + "button", + "buttonID", + "buttons", + "byteLength", + "byteOffset", + "bytesWritten", + "c", + "cache", + "caches", + "call", + "caller", + "canBeFormatted", + "canBeMounted", + "canBeShared", + "canHaveChildren", + "canHaveHTML", + "canInsertDTMF", + "canMakePayment", + "canPlayType", + "canPresent", + "canTrickleIceCandidates", + "cancel", + "cancelAndHoldAtTime", + "cancelAnimationFrame", + "cancelBubble", + "cancelIdleCallback", + "cancelScheduledValues", + "cancelVideoFrameCallback", + "cancelWatchAvailability", + "cancelable", + "candidate", + "canonicalUUID", + "canvas", + "capabilities", + "caption", + "caption-side", + "captionSide", + "capture", + "captureEvents", + "captureStackTrace", + "captureStream", + "caret-color", + "caretBidiLevel", + "caretColor", + "caretPositionFromPoint", + "caretRangeFromPoint", + "cast", + "catch", + "category", + "cbrt", + "cd", + "ceil", + "cellIndex", + "cellPadding", + "cellSpacing", + "cells", + "ch", + "chOff", + "chain", + "challenge", + "changeType", + "changedTouches", + "channel", + "channelCount", + "channelCountMode", + "channelInterpretation", + "char", + "charAt", + "charCode", + "charCodeAt", + "charIndex", + "charLength", + "characterData", + "characterDataOldValue", + "characterSet", + "characteristic", + "charging", + "chargingTime", + "charset", + "check", + "checkEnclosure", + "checkFramebufferStatus", + "checkIntersection", + "checkValidity", + "checked", + "childElementCount", + "childList", + "childNodes", + "children", + "chrome", + "ciphertext", + "cite", + "city", + "claimInterface", + "claimed", + "classList", + "className", + "classid", + "clear", + "clearAppBadge", + "clearAttributes", + "clearBufferfi", + "clearBufferfv", + "clearBufferiv", + "clearBufferuiv", + "clearColor", + "clearData", + "clearDepth", + "clearHalt", + "clearImmediate", + "clearInterval", + "clearLiveSeekableRange", + "clearMarks", + "clearMaxGCPauseAccumulator", + "clearMeasures", + "clearParameters", + "clearRect", + "clearResourceTimings", + "clearShadow", + "clearStencil", + "clearTimeout", + "clearWatch", + "click", + "clickCount", + "clientDataJSON", + "clientHeight", + "clientInformation", + "clientLeft", + "clientRect", + "clientRects", + "clientTop", + "clientWaitSync", + "clientWidth", + "clientX", + "clientY", + "clip", + "clip-path", + "clip-rule", + "clipBottom", + "clipLeft", + "clipPath", + "clipPathUnits", + "clipRight", + "clipRule", + "clipTop", + "clipboard", + "clipboardData", + "clone", + "cloneContents", + "cloneNode", + "cloneRange", + "close", + "closePath", + "closed", + "closest", + "clz", + "clz32", + "cm", + "cmp", + "code", + "codeBase", + "codePointAt", + "codeType", + "colSpan", + "collapse", + "collapseToEnd", + "collapseToStart", + "collapsed", + "collect", + "colno", + "color", + "color-adjust", + "color-interpolation", + "color-interpolation-filters", + "colorAdjust", + "colorDepth", + "colorInterpolation", + "colorInterpolationFilters", + "colorMask", + "colorType", + "cols", + "column-count", + "column-fill", + "column-gap", + "column-rule", + "column-rule-color", + "column-rule-style", + "column-rule-width", + "column-span", + "column-width", + "columnCount", + "columnFill", + "columnGap", + "columnNumber", + "columnRule", + "columnRuleColor", + "columnRuleStyle", + "columnRuleWidth", + "columnSpan", + "columnWidth", + "columns", + "command", + "commit", + "commitPreferences", + "commitStyles", + "commonAncestorContainer", + "compact", + "compareBoundaryPoints", + "compareDocumentPosition", + "compareEndPoints", + "compareExchange", + "compareNode", + "comparePoint", + "compatMode", + "compatible", + "compile", + "compileShader", + "compileStreaming", + "complete", + "component", + "componentFromPoint", + "composed", + "composedPath", + "composite", + "compositionEndOffset", + "compositionStartOffset", + "compressedTexImage2D", + "compressedTexImage3D", + "compressedTexSubImage2D", + "compressedTexSubImage3D", + "computedStyleMap", + "concat", + "conditionText", + "coneInnerAngle", + "coneOuterAngle", + "coneOuterGain", + "configuration", + "configurationName", + "configurationValue", + "configurations", + "confirm", + "confirmComposition", + "confirmSiteSpecificTrackingException", + "confirmWebWideTrackingException", + "connect", + "connectEnd", + "connectShark", + "connectStart", + "connected", + "connection", + "connectionList", + "connectionSpeed", + "connectionState", + "connections", + "console", + "consolidate", + "constraint", + "constrictionActive", + "construct", + "constructor", + "contactID", + "contain", + "containerId", + "containerName", + "containerSrc", + "containerType", + "contains", + "containsNode", + "content", + "contentBoxSize", + "contentDocument", + "contentEditable", + "contentHint", + "contentOverflow", + "contentRect", + "contentScriptType", + "contentStyleType", + "contentType", + "contentWindow", + "context", + "contextMenu", + "contextmenu", + "continue", + "continuePrimaryKey", + "continuous", + "control", + "controlTransferIn", + "controlTransferOut", + "controller", + "controls", + "controlsList", + "convertPointFromNode", + "convertQuadFromNode", + "convertRectFromNode", + "convertToBlob", + "convertToSpecifiedUnits", + "cookie", + "cookieEnabled", + "coords", + "copyBufferSubData", + "copyFromChannel", + "copyTexImage2D", + "copyTexSubImage2D", + "copyTexSubImage3D", + "copyToChannel", + "copyWithin", + "correspondingElement", + "correspondingUseElement", + "corruptedVideoFrames", + "cos", + "cosh", + "count", + "countReset", + "counter-increment", + "counter-reset", + "counter-set", + "counterIncrement", + "counterReset", + "counterSet", + "country", + "cpuClass", + "cpuSleepAllowed", + "create", + "createAnalyser", + "createAnswer", + "createAttribute", + "createAttributeNS", + "createBiquadFilter", + "createBuffer", + "createBufferSource", + "createCDATASection", + "createCSSStyleSheet", + "createCaption", + "createChannelMerger", + "createChannelSplitter", + "createComment", + "createConstantSource", + "createContextualFragment", + "createControlRange", + "createConvolver", + "createDTMFSender", + "createDataChannel", + "createDelay", + "createDelayNode", + "createDocument", + "createDocumentFragment", + "createDocumentType", + "createDynamicsCompressor", + "createElement", + "createElementNS", + "createEntityReference", + "createEvent", + "createEventObject", + "createExpression", + "createFramebuffer", + "createFunction", + "createGain", + "createGainNode", + "createHTML", + "createHTMLDocument", + "createIIRFilter", + "createImageBitmap", + "createImageData", + "createIndex", + "createJavaScriptNode", + "createLinearGradient", + "createMediaElementSource", + "createMediaKeys", + "createMediaStreamDestination", + "createMediaStreamSource", + "createMediaStreamTrackSource", + "createMutableFile", + "createNSResolver", + "createNodeIterator", + "createNotification", + "createObjectStore", + "createObjectURL", + "createOffer", + "createOscillator", + "createPanner", + "createPattern", + "createPeriodicWave", + "createPolicy", + "createPopup", + "createProcessingInstruction", + "createProgram", + "createQuery", + "createRadialGradient", + "createRange", + "createRangeCollection", + "createReader", + "createRenderbuffer", + "createSVGAngle", + "createSVGLength", + "createSVGMatrix", + "createSVGNumber", + "createSVGPathSegArcAbs", + "createSVGPathSegArcRel", + "createSVGPathSegClosePath", + "createSVGPathSegCurvetoCubicAbs", + "createSVGPathSegCurvetoCubicRel", + "createSVGPathSegCurvetoCubicSmoothAbs", + "createSVGPathSegCurvetoCubicSmoothRel", + "createSVGPathSegCurvetoQuadraticAbs", + "createSVGPathSegCurvetoQuadraticRel", + "createSVGPathSegCurvetoQuadraticSmoothAbs", + "createSVGPathSegCurvetoQuadraticSmoothRel", + "createSVGPathSegLinetoAbs", + "createSVGPathSegLinetoHorizontalAbs", + "createSVGPathSegLinetoHorizontalRel", + "createSVGPathSegLinetoRel", + "createSVGPathSegLinetoVerticalAbs", + "createSVGPathSegLinetoVerticalRel", + "createSVGPathSegMovetoAbs", + "createSVGPathSegMovetoRel", + "createSVGPoint", + "createSVGRect", + "createSVGTransform", + "createSVGTransformFromMatrix", + "createSampler", + "createScript", + "createScriptProcessor", + "createScriptURL", + "createSession", + "createShader", + "createShadowRoot", + "createStereoPanner", + "createStyleSheet", + "createTBody", + "createTFoot", + "createTHead", + "createTextNode", + "createTextRange", + "createTexture", + "createTouch", + "createTouchList", + "createTransformFeedback", + "createTreeWalker", + "createVertexArray", + "createWaveShaper", + "creationTime", + "credentials", + "crossOrigin", + "crossOriginIsolated", + "crypto", + "csi", + "csp", + "cssFloat", + "cssRules", + "cssText", + "cssValueType", + "ctrlKey", + "ctrlLeft", + "cues", + "cullFace", + "currentDirection", + "currentLocalDescription", + "currentNode", + "currentPage", + "currentRect", + "currentRemoteDescription", + "currentScale", + "currentScript", + "currentSrc", + "currentState", + "currentStyle", + "currentTarget", + "currentTime", + "currentTranslate", + "currentView", + "cursor", + "curve", + "customElements", + "customError", + "cx", + "cy", + "d", + "data", + "dataFld", + "dataFormatAs", + "dataLoss", + "dataLossMessage", + "dataPageSize", + "dataSrc", + "dataTransfer", + "database", + "databases", + "dataset", + "dateTime", + "db", + "debug", + "debuggerEnabled", + "declare", + "decode", + "decodeAudioData", + "decodeURI", + "decodeURIComponent", + "decodedBodySize", + "decoding", + "decodingInfo", + "decrypt", + "default", + "defaultCharset", + "defaultChecked", + "defaultMuted", + "defaultPlaybackRate", + "defaultPolicy", + "defaultPrevented", + "defaultRequest", + "defaultSelected", + "defaultStatus", + "defaultURL", + "defaultValue", + "defaultView", + "defaultstatus", + "defer", + "define", + "defineMagicFunction", + "defineMagicVariable", + "defineProperties", + "defineProperty", + "deg", + "delay", + "delayTime", + "delegatesFocus", + "delete", + "deleteBuffer", + "deleteCaption", + "deleteCell", + "deleteContents", + "deleteData", + "deleteDatabase", + "deleteFramebuffer", + "deleteFromDocument", + "deleteIndex", + "deleteMedium", + "deleteObjectStore", + "deleteProgram", + "deleteProperty", + "deleteQuery", + "deleteRenderbuffer", + "deleteRow", + "deleteRule", + "deleteSampler", + "deleteShader", + "deleteSync", + "deleteTFoot", + "deleteTHead", + "deleteTexture", + "deleteTransformFeedback", + "deleteVertexArray", + "deliverChangeRecords", + "delivery", + "deliveryInfo", + "deliveryStatus", + "deliveryTimestamp", + "delta", + "deltaMode", + "deltaX", + "deltaY", + "deltaZ", + "dependentLocality", + "depthFar", + "depthFunc", + "depthMask", + "depthNear", + "depthRange", + "deref", + "deriveBits", + "deriveKey", + "description", + "deselectAll", + "designMode", + "desiredSize", + "destination", + "destinationURL", + "detach", + "detachEvent", + "detachShader", + "detail", + "details", + "detect", + "detune", + "device", + "deviceClass", + "deviceId", + "deviceMemory", + "devicePixelContentBoxSize", + "devicePixelRatio", + "deviceProtocol", + "deviceSubclass", + "deviceVersionMajor", + "deviceVersionMinor", + "deviceVersionSubminor", + "deviceXDPI", + "deviceYDPI", + "didTimeout", + "diffuseConstant", + "digest", + "dimensions", + "dir", + "dirName", + "direction", + "dirxml", + "disable", + "disablePictureInPicture", + "disableRemotePlayback", + "disableVertexAttribArray", + "disabled", + "dischargingTime", + "disconnect", + "disconnectShark", + "dispatchEvent", + "display", + "displayId", + "displayName", + "disposition", + "distanceModel", + "div", + "divisor", + "djsapi", + "djsproxy", + "doImport", + "doNotTrack", + "doScroll", + "doctype", + "document", + "documentElement", + "documentMode", + "documentURI", + "dolphin", + "dolphinGameCenter", + "dolphininfo", + "dolphinmeta", + "domComplete", + "domContentLoadedEventEnd", + "domContentLoadedEventStart", + "domInteractive", + "domLoading", + "domOverlayState", + "domain", + "domainLookupEnd", + "domainLookupStart", + "dominant-baseline", + "dominantBaseline", + "done", + "dopplerFactor", + "dotAll", + "downDegrees", + "downlink", + "download", + "downloadTotal", + "downloaded", + "dpcm", + "dpi", + "dppx", + "dragDrop", + "draggable", + "drawArrays", + "drawArraysInstanced", + "drawArraysInstancedANGLE", + "drawBuffers", + "drawCustomFocusRing", + "drawElements", + "drawElementsInstanced", + "drawElementsInstancedANGLE", + "drawFocusIfNeeded", + "drawImage", + "drawImageFromRect", + "drawRangeElements", + "drawSystemFocusRing", + "drawingBufferHeight", + "drawingBufferWidth", + "dropEffect", + "droppedVideoFrames", + "dropzone", + "dtmf", + "dump", + "dumpProfile", + "duplicate", + "durability", + "duration", + "dvname", + "dvnum", + "dx", + "dy", + "dynsrc", + "e", + "edgeMode", + "effect", + "effectAllowed", + "effectiveDirective", + "effectiveType", + "elapsedTime", + "element", + "elementFromPoint", + "elementTiming", + "elements", + "elementsFromPoint", + "elevation", + "ellipse", + "em", + "email", + "embeds", + "emma", + "empty", + "empty-cells", + "emptyCells", + "emptyHTML", + "emptyScript", + "emulatedPosition", + "enable", + "enableBackground", + "enableDelegations", + "enableStyleSheetsForSet", + "enableVertexAttribArray", + "enabled", + "enabledPlugin", + "encode", + "encodeInto", + "encodeURI", + "encodeURIComponent", + "encodedBodySize", + "encoding", + "encodingInfo", + "encrypt", + "enctype", + "end", + "endContainer", + "endElement", + "endElementAt", + "endOfStream", + "endOffset", + "endQuery", + "endTime", + "endTransformFeedback", + "ended", + "endpoint", + "endpointNumber", + "endpoints", + "endsWith", + "enterKeyHint", + "entities", + "entries", + "entryType", + "enumerate", + "enumerateDevices", + "enumerateEditable", + "environmentBlendMode", + "equals", + "error", + "errorCode", + "errorDetail", + "errorText", + "escape", + "estimate", + "eval", + "evaluate", + "event", + "eventPhase", + "every", + "ex", + "exception", + "exchange", + "exec", + "execCommand", + "execCommandShowHelp", + "execScript", + "exitFullscreen", + "exitPictureInPicture", + "exitPointerLock", + "exitPresent", + "exp", + "expand", + "expandEntityReferences", + "expando", + "expansion", + "expiration", + "expirationTime", + "expires", + "expiryDate", + "explicitOriginalTarget", + "expm1", + "exponent", + "exponentialRampToValueAtTime", + "exportKey", + "extend", + "extensions", + "extentNode", + "extentOffset", + "external", + "externalResourcesRequired", + "extractContents", + "extractable", + "eye", + "f", + "face", + "factoryReset", + "failureReason", + "fallback", + "family", + "familyName", + "farthestViewportElement", + "fastSeek", + "fatal", + "featureId", + "featurePolicy", + "featureSettings", + "features", + "fenceSync", + "fetch", + "fetchStart", + "fftSize", + "fgColor", + "fieldOfView", + "file", + "fileCreatedDate", + "fileHandle", + "fileModifiedDate", + "fileName", + "fileSize", + "fileUpdatedDate", + "filename", + "files", + "filesystem", + "fill", + "fill-opacity", + "fill-rule", + "fillLightMode", + "fillOpacity", + "fillRect", + "fillRule", + "fillStyle", + "fillText", + "filter", + "filterResX", + "filterResY", + "filterUnits", + "filters", + "finally", + "find", + "findIndex", + "findRule", + "findText", + "finish", + "finished", + "fireEvent", + "firesTouchEvents", + "firstChild", + "firstElementChild", + "firstPage", + "fixed", + "flags", + "flat", + "flatMap", + "flex", + "flex-basis", + "flex-direction", + "flex-flow", + "flex-grow", + "flex-shrink", + "flex-wrap", + "flexBasis", + "flexDirection", + "flexFlow", + "flexGrow", + "flexShrink", + "flexWrap", + "flipX", + "flipY", + "float", + "float32", + "float64", + "flood-color", + "flood-opacity", + "floodColor", + "floodOpacity", + "floor", + "flush", + "focus", + "focusNode", + "focusOffset", + "font", + "font-family", + "font-feature-settings", + "font-kerning", + "font-language-override", + "font-optical-sizing", + "font-size", + "font-size-adjust", + "font-stretch", + "font-style", + "font-synthesis", + "font-variant", + "font-variant-alternates", + "font-variant-caps", + "font-variant-east-asian", + "font-variant-ligatures", + "font-variant-numeric", + "font-variant-position", + "font-variation-settings", + "font-weight", + "fontFamily", + "fontFeatureSettings", + "fontKerning", + "fontLanguageOverride", + "fontOpticalSizing", + "fontSize", + "fontSizeAdjust", + "fontSmoothingEnabled", + "fontStretch", + "fontStyle", + "fontSynthesis", + "fontVariant", + "fontVariantAlternates", + "fontVariantCaps", + "fontVariantEastAsian", + "fontVariantLigatures", + "fontVariantNumeric", + "fontVariantPosition", + "fontVariationSettings", + "fontWeight", + "fontcolor", + "fontfaces", + "fonts", + "fontsize", + "for", + "forEach", + "force", + "forceRedraw", + "form", + "formAction", + "formData", + "formEnctype", + "formMethod", + "formNoValidate", + "formTarget", + "format", + "formatToParts", + "forms", + "forward", + "forwardX", + "forwardY", + "forwardZ", + "foundation", + "fr", + "fragmentDirective", + "frame", + "frameBorder", + "frameElement", + "frameSpacing", + "framebuffer", + "framebufferHeight", + "framebufferRenderbuffer", + "framebufferTexture2D", + "framebufferTextureLayer", + "framebufferWidth", + "frames", + "freeSpace", + "freeze", + "frequency", + "frequencyBinCount", + "from", + "fromCharCode", + "fromCodePoint", + "fromElement", + "fromEntries", + "fromFloat32Array", + "fromFloat64Array", + "fromMatrix", + "fromPoint", + "fromQuad", + "fromRect", + "frontFace", + "fround", + "fullPath", + "fullScreen", + "fullscreen", + "fullscreenElement", + "fullscreenEnabled", + "fx", + "fy", + "gain", + "gamepad", + "gamma", + "gap", + "gatheringState", + "gatt", + "genderIdentity", + "generateCertificate", + "generateKey", + "generateMipmap", + "generateRequest", + "geolocation", + "gestureObject", + "get", + "getActiveAttrib", + "getActiveUniform", + "getActiveUniformBlockName", + "getActiveUniformBlockParameter", + "getActiveUniforms", + "getAdjacentText", + "getAll", + "getAllKeys", + "getAllResponseHeaders", + "getAllowlistForFeature", + "getAnimations", + "getAsFile", + "getAsString", + "getAttachedShaders", + "getAttribLocation", + "getAttribute", + "getAttributeNS", + "getAttributeNames", + "getAttributeNode", + "getAttributeNodeNS", + "getAttributeType", + "getAudioTracks", + "getAvailability", + "getBBox", + "getBattery", + "getBigInt64", + "getBigUint64", + "getBlob", + "getBookmark", + "getBoundingClientRect", + "getBounds", + "getBoxQuads", + "getBufferParameter", + "getBufferSubData", + "getByteFrequencyData", + "getByteTimeDomainData", + "getCSSCanvasContext", + "getCTM", + "getCandidateWindowClientRect", + "getCanonicalLocales", + "getCapabilities", + "getChannelData", + "getCharNumAtPosition", + "getCharacteristic", + "getCharacteristics", + "getClientExtensionResults", + "getClientRect", + "getClientRects", + "getCoalescedEvents", + "getCompositionAlternatives", + "getComputedStyle", + "getComputedTextLength", + "getComputedTiming", + "getConfiguration", + "getConstraints", + "getContext", + "getContextAttributes", + "getContributingSources", + "getCounterValue", + "getCueAsHTML", + "getCueById", + "getCurrentPosition", + "getCurrentTime", + "getData", + "getDatabaseNames", + "getDate", + "getDay", + "getDefaultComputedStyle", + "getDescriptor", + "getDescriptors", + "getDestinationInsertionPoints", + "getDevices", + "getDirectory", + "getDisplayMedia", + "getDistributedNodes", + "getEditable", + "getElementById", + "getElementsByClassName", + "getElementsByName", + "getElementsByTagName", + "getElementsByTagNameNS", + "getEnclosureList", + "getEndPositionOfChar", + "getEntries", + "getEntriesByName", + "getEntriesByType", + "getError", + "getExtension", + "getExtentOfChar", + "getEyeParameters", + "getFeature", + "getFile", + "getFiles", + "getFilesAndDirectories", + "getFingerprints", + "getFloat32", + "getFloat64", + "getFloatFrequencyData", + "getFloatTimeDomainData", + "getFloatValue", + "getFragDataLocation", + "getFrameData", + "getFramebufferAttachmentParameter", + "getFrequencyResponse", + "getFullYear", + "getGamepads", + "getHitTestResults", + "getHitTestResultsForTransientInput", + "getHours", + "getIdentityAssertion", + "getIds", + "getImageData", + "getIndexedParameter", + "getInstalledRelatedApps", + "getInt16", + "getInt32", + "getInt8", + "getInternalformatParameter", + "getIntersectionList", + "getItem", + "getItems", + "getKey", + "getKeyframes", + "getLayers", + "getLayoutMap", + "getLineDash", + "getLocalCandidates", + "getLocalParameters", + "getLocalStreams", + "getMarks", + "getMatchedCSSRules", + "getMaxGCPauseSinceClear", + "getMeasures", + "getMetadata", + "getMilliseconds", + "getMinutes", + "getModifierState", + "getMonth", + "getNamedItem", + "getNamedItemNS", + "getNativeFramebufferScaleFactor", + "getNotifications", + "getNotifier", + "getNumberOfChars", + "getOffsetReferenceSpace", + "getOutputTimestamp", + "getOverrideHistoryNavigationMode", + "getOverrideStyle", + "getOwnPropertyDescriptor", + "getOwnPropertyDescriptors", + "getOwnPropertyNames", + "getOwnPropertySymbols", + "getParameter", + "getParameters", + "getParent", + "getPathSegAtLength", + "getPhotoCapabilities", + "getPhotoSettings", + "getPointAtLength", + "getPose", + "getPredictedEvents", + "getPreference", + "getPreferenceDefault", + "getPresentationAttribute", + "getPreventDefault", + "getPrimaryService", + "getPrimaryServices", + "getProgramInfoLog", + "getProgramParameter", + "getPropertyCSSValue", + "getPropertyPriority", + "getPropertyShorthand", + "getPropertyType", + "getPropertyValue", + "getPrototypeOf", + "getQuery", + "getQueryParameter", + "getRGBColorValue", + "getRandomValues", + "getRangeAt", + "getReader", + "getReceivers", + "getRectValue", + "getRegistration", + "getRegistrations", + "getRemoteCandidates", + "getRemoteCertificates", + "getRemoteParameters", + "getRemoteStreams", + "getRenderbufferParameter", + "getResponseHeader", + "getRoot", + "getRootNode", + "getRotationOfChar", + "getSVGDocument", + "getSamplerParameter", + "getScreenCTM", + "getSeconds", + "getSelectedCandidatePair", + "getSelection", + "getSenders", + "getService", + "getSettings", + "getShaderInfoLog", + "getShaderParameter", + "getShaderPrecisionFormat", + "getShaderSource", + "getSimpleDuration", + "getSiteIcons", + "getSources", + "getSpeculativeParserUrls", + "getStartPositionOfChar", + "getStartTime", + "getState", + "getStats", + "getStatusForPolicy", + "getStorageUpdates", + "getStreamById", + "getStringValue", + "getSubStringLength", + "getSubscription", + "getSupportedConstraints", + "getSupportedExtensions", + "getSupportedFormats", + "getSyncParameter", + "getSynchronizationSources", + "getTags", + "getTargetRanges", + "getTexParameter", + "getTime", + "getTimezoneOffset", + "getTiming", + "getTotalLength", + "getTrackById", + "getTracks", + "getTransceivers", + "getTransform", + "getTransformFeedbackVarying", + "getTransformToElement", + "getTransports", + "getType", + "getTypeMapping", + "getUTCDate", + "getUTCDay", + "getUTCFullYear", + "getUTCHours", + "getUTCMilliseconds", + "getUTCMinutes", + "getUTCMonth", + "getUTCSeconds", + "getUint16", + "getUint32", + "getUint8", + "getUniform", + "getUniformBlockIndex", + "getUniformIndices", + "getUniformLocation", + "getUserMedia", + "getVRDisplays", + "getValues", + "getVarDate", + "getVariableValue", + "getVertexAttrib", + "getVertexAttribOffset", + "getVideoPlaybackQuality", + "getVideoTracks", + "getViewerPose", + "getViewport", + "getVoices", + "getWakeLockState", + "getWriter", + "getYear", + "givenName", + "global", + "globalAlpha", + "globalCompositeOperation", + "globalThis", + "glyphOrientationHorizontal", + "glyphOrientationVertical", + "glyphRef", + "go", + "grabFrame", + "grad", + "gradientTransform", + "gradientUnits", + "grammars", + "green", + "grid", + "grid-area", + "grid-auto-columns", + "grid-auto-flow", + "grid-auto-rows", + "grid-column", + "grid-column-end", + "grid-column-gap", + "grid-column-start", + "grid-gap", + "grid-row", + "grid-row-end", + "grid-row-gap", + "grid-row-start", + "grid-template", + "grid-template-areas", + "grid-template-columns", + "grid-template-rows", + "gridArea", + "gridAutoColumns", + "gridAutoFlow", + "gridAutoRows", + "gridColumn", + "gridColumnEnd", + "gridColumnGap", + "gridColumnStart", + "gridGap", + "gridRow", + "gridRowEnd", + "gridRowGap", + "gridRowStart", + "gridTemplate", + "gridTemplateAreas", + "gridTemplateColumns", + "gridTemplateRows", + "gripSpace", + "group", + "groupCollapsed", + "groupEnd", + "groupId", + "hadRecentInput", + "hand", + "handedness", + "hapticActuators", + "hardwareConcurrency", + "has", + "hasAttribute", + "hasAttributeNS", + "hasAttributes", + "hasBeenActive", + "hasChildNodes", + "hasComposition", + "hasEnrolledInstrument", + "hasExtension", + "hasExternalDisplay", + "hasFeature", + "hasFocus", + "hasInstance", + "hasLayout", + "hasOrientation", + "hasOwnProperty", + "hasPointerCapture", + "hasPosition", + "hasReading", + "hasStorageAccess", + "hash", + "head", + "headers", + "heading", + "height", + "hidden", + "hide", + "hideFocus", + "high", + "highWaterMark", + "hint", + "history", + "honorificPrefix", + "honorificSuffix", + "horizontalOverflow", + "host", + "hostCandidate", + "hostname", + "href", + "hrefTranslate", + "hreflang", + "hspace", + "html5TagCheckInerface", + "htmlFor", + "htmlText", + "httpEquiv", + "httpRequestStatusCode", + "hwTimestamp", + "hyphens", + "hypot", + "iccId", + "iceConnectionState", + "iceGatheringState", + "iceTransport", + "icon", + "iconURL", + "id", + "identifier", + "identity", + "idpLoginUrl", + "ignoreBOM", + "ignoreCase", + "ignoreDepthValues", + "image-orientation", + "image-rendering", + "imageHeight", + "imageOrientation", + "imageRendering", + "imageSizes", + "imageSmoothingEnabled", + "imageSmoothingQuality", + "imageSrcset", + "imageWidth", + "images", + "ime-mode", + "imeMode", + "implementation", + "importKey", + "importNode", + "importStylesheet", + "imports", + "impp", + "imul", + "in", + "in1", + "in2", + "inBandMetadataTrackDispatchType", + "inRange", + "includes", + "incremental", + "indeterminate", + "index", + "indexNames", + "indexOf", + "indexedDB", + "indicate", + "inertiaDestinationX", + "inertiaDestinationY", + "info", + "init", + "initAnimationEvent", + "initBeforeLoadEvent", + "initClipboardEvent", + "initCloseEvent", + "initCommandEvent", + "initCompositionEvent", + "initCustomEvent", + "initData", + "initDataType", + "initDeviceMotionEvent", + "initDeviceOrientationEvent", + "initDragEvent", + "initErrorEvent", + "initEvent", + "initFocusEvent", + "initGestureEvent", + "initHashChangeEvent", + "initKeyEvent", + "initKeyboardEvent", + "initMSManipulationEvent", + "initMessageEvent", + "initMouseEvent", + "initMouseScrollEvent", + "initMouseWheelEvent", + "initMutationEvent", + "initNSMouseEvent", + "initOverflowEvent", + "initPageEvent", + "initPageTransitionEvent", + "initPointerEvent", + "initPopStateEvent", + "initProgressEvent", + "initScrollAreaEvent", + "initSimpleGestureEvent", + "initStorageEvent", + "initTextEvent", + "initTimeEvent", + "initTouchEvent", + "initTransitionEvent", + "initUIEvent", + "initWebKitAnimationEvent", + "initWebKitTransitionEvent", + "initWebKitWheelEvent", + "initWheelEvent", + "initialTime", + "initialize", + "initiatorType", + "inline-size", + "inlineSize", + "inlineVerticalFieldOfView", + "inner", + "innerHTML", + "innerHeight", + "innerText", + "innerWidth", + "input", + "inputBuffer", + "inputEncoding", + "inputMethod", + "inputMode", + "inputSource", + "inputSources", + "inputType", + "inputs", + "insertAdjacentElement", + "insertAdjacentHTML", + "insertAdjacentText", + "insertBefore", + "insertCell", + "insertDTMF", + "insertData", + "insertItemBefore", + "insertNode", + "insertRow", + "insertRule", + "inset", + "inset-block", + "inset-block-end", + "inset-block-start", + "inset-inline", + "inset-inline-end", + "inset-inline-start", + "insetBlock", + "insetBlockEnd", + "insetBlockStart", + "insetInline", + "insetInlineEnd", + "insetInlineStart", + "installing", + "instanceRoot", + "instantiate", + "instantiateStreaming", + "instruments", + "int16", + "int32", + "int8", + "integrity", + "interactionMode", + "intercept", + "interfaceClass", + "interfaceName", + "interfaceNumber", + "interfaceProtocol", + "interfaceSubclass", + "interfaces", + "interimResults", + "internalSubset", + "interpretation", + "intersectionRatio", + "intersectionRect", + "intersectsNode", + "interval", + "invalidIteratorState", + "invalidateFramebuffer", + "invalidateSubFramebuffer", + "inverse", + "invertSelf", + "is", + "is2D", + "isActive", + "isAlternate", + "isArray", + "isBingCurrentSearchDefault", + "isBuffer", + "isCandidateWindowVisible", + "isChar", + "isCollapsed", + "isComposing", + "isConcatSpreadable", + "isConnected", + "isContentEditable", + "isContentHandlerRegistered", + "isContextLost", + "isDefaultNamespace", + "isDirectory", + "isDisabled", + "isEnabled", + "isEqual", + "isEqualNode", + "isExtensible", + "isExternalCTAP2SecurityKeySupported", + "isFile", + "isFinite", + "isFramebuffer", + "isFrozen", + "isGenerator", + "isHTML", + "isHistoryNavigation", + "isId", + "isIdentity", + "isInjected", + "isInteger", + "isIntersecting", + "isLockFree", + "isMap", + "isMultiLine", + "isNaN", + "isOpen", + "isPointInFill", + "isPointInPath", + "isPointInRange", + "isPointInStroke", + "isPrefAlternate", + "isPresenting", + "isPrimary", + "isProgram", + "isPropertyImplicit", + "isProtocolHandlerRegistered", + "isPrototypeOf", + "isQuery", + "isRenderbuffer", + "isSafeInteger", + "isSameNode", + "isSampler", + "isScript", + "isScriptURL", + "isSealed", + "isSecureContext", + "isSessionSupported", + "isShader", + "isSupported", + "isSync", + "isTextEdit", + "isTexture", + "isTransformFeedback", + "isTrusted", + "isTypeSupported", + "isUserVerifyingPlatformAuthenticatorAvailable", + "isVertexArray", + "isView", + "isVisible", + "isochronousTransferIn", + "isochronousTransferOut", + "isolation", + "italics", + "item", + "itemId", + "itemProp", + "itemRef", + "itemScope", + "itemType", + "itemValue", + "items", + "iterateNext", + "iterationComposite", + "iterator", + "javaEnabled", + "jobTitle", + "join", + "json", + "justify-content", + "justify-items", + "justify-self", + "justifyContent", + "justifyItems", + "justifySelf", + "k1", + "k2", + "k3", + "k4", + "kHz", + "keepalive", + "kernelMatrix", + "kernelUnitLengthX", + "kernelUnitLengthY", + "kerning", + "key", + "keyCode", + "keyFor", + "keyIdentifier", + "keyLightEnabled", + "keyLocation", + "keyPath", + "keyStatuses", + "keySystem", + "keyText", + "keyUsage", + "keyboard", + "keys", + "keytype", + "kind", + "knee", + "label", + "labels", + "lang", + "language", + "languages", + "largeArcFlag", + "lastChild", + "lastElementChild", + "lastEventId", + "lastIndex", + "lastIndexOf", + "lastInputTime", + "lastMatch", + "lastMessageSubject", + "lastMessageType", + "lastModified", + "lastModifiedDate", + "lastPage", + "lastParen", + "lastState", + "lastStyleSheetSet", + "latitude", + "layerX", + "layerY", + "layoutFlow", + "layoutGrid", + "layoutGridChar", + "layoutGridLine", + "layoutGridMode", + "layoutGridType", + "lbound", + "left", + "leftContext", + "leftDegrees", + "leftMargin", + "leftProjectionMatrix", + "leftViewMatrix", + "length", + "lengthAdjust", + "lengthComputable", + "letter-spacing", + "letterSpacing", + "level", + "lighting-color", + "lightingColor", + "limitingConeAngle", + "line", + "line-break", + "line-height", + "lineAlign", + "lineBreak", + "lineCap", + "lineDashOffset", + "lineHeight", + "lineJoin", + "lineNumber", + "lineTo", + "lineWidth", + "linearAcceleration", + "linearRampToValueAtTime", + "linearVelocity", + "lineno", + "lines", + "link", + "linkColor", + "linkProgram", + "links", + "list", + "list-style", + "list-style-image", + "list-style-position", + "list-style-type", + "listStyle", + "listStyleImage", + "listStylePosition", + "listStyleType", + "listener", + "load", + "loadEventEnd", + "loadEventStart", + "loadTime", + "loadTimes", + "loaded", + "loading", + "localDescription", + "localName", + "localService", + "localStorage", + "locale", + "localeCompare", + "location", + "locationbar", + "lock", + "locked", + "lockedFile", + "locks", + "log", + "log10", + "log1p", + "log2", + "logicalXDPI", + "logicalYDPI", + "longDesc", + "longitude", + "lookupNamespaceURI", + "lookupPrefix", + "loop", + "loopEnd", + "loopStart", + "looping", + "low", + "lower", + "lowerBound", + "lowerOpen", + "lowsrc", + "m11", + "m12", + "m13", + "m14", + "m21", + "m22", + "m23", + "m24", + "m31", + "m32", + "m33", + "m34", + "m41", + "m42", + "m43", + "m44", + "makeXRCompatible", + "manifest", + "manufacturer", + "manufacturerName", + "map", + "mapping", + "margin", + "margin-block", + "margin-block-end", + "margin-block-start", + "margin-bottom", + "margin-inline", + "margin-inline-end", + "margin-inline-start", + "margin-left", + "margin-right", + "margin-top", + "marginBlock", + "marginBlockEnd", + "marginBlockStart", + "marginBottom", + "marginHeight", + "marginInline", + "marginInlineEnd", + "marginInlineStart", + "marginLeft", + "marginRight", + "marginTop", + "marginWidth", + "mark", + "marker", + "marker-end", + "marker-mid", + "marker-offset", + "marker-start", + "markerEnd", + "markerHeight", + "markerMid", + "markerOffset", + "markerStart", + "markerUnits", + "markerWidth", + "marks", + "mask", + "mask-clip", + "mask-composite", + "mask-image", + "mask-mode", + "mask-origin", + "mask-position", + "mask-position-x", + "mask-position-y", + "mask-repeat", + "mask-size", + "mask-type", + "maskClip", + "maskComposite", + "maskContentUnits", + "maskImage", + "maskMode", + "maskOrigin", + "maskPosition", + "maskPositionX", + "maskPositionY", + "maskRepeat", + "maskSize", + "maskType", + "maskUnits", + "match", + "matchAll", + "matchMedia", + "matchMedium", + "matches", + "matrix", + "matrixTransform", + "max", + "max-block-size", + "max-height", + "max-inline-size", + "max-width", + "maxActions", + "maxAlternatives", + "maxBlockSize", + "maxChannelCount", + "maxChannels", + "maxConnectionsPerServer", + "maxDecibels", + "maxDistance", + "maxHeight", + "maxInlineSize", + "maxLayers", + "maxLength", + "maxMessageSize", + "maxPacketLifeTime", + "maxRetransmits", + "maxTouchPoints", + "maxValue", + "maxWidth", + "measure", + "measureText", + "media", + "mediaCapabilities", + "mediaDevices", + "mediaElement", + "mediaGroup", + "mediaKeys", + "mediaSession", + "mediaStream", + "mediaText", + "meetOrSlice", + "memory", + "menubar", + "mergeAttributes", + "message", + "messageClass", + "messageHandlers", + "messageType", + "metaKey", + "metadata", + "method", + "methodDetails", + "methodName", + "mid", + "mimeType", + "mimeTypes", + "min", + "min-block-size", + "min-height", + "min-inline-size", + "min-width", + "minBlockSize", + "minDecibels", + "minHeight", + "minInlineSize", + "minLength", + "minValue", + "minWidth", + "miterLimit", + "mix-blend-mode", + "mixBlendMode", + "mm", + "mode", + "modify", + "mount", + "move", + "moveBy", + "moveEnd", + "moveFirst", + "moveFocusDown", + "moveFocusLeft", + "moveFocusRight", + "moveFocusUp", + "moveNext", + "moveRow", + "moveStart", + "moveTo", + "moveToBookmark", + "moveToElementText", + "moveToPoint", + "movementX", + "movementY", + "mozAdd", + "mozAnimationStartTime", + "mozAnon", + "mozApps", + "mozAudioCaptured", + "mozAudioChannelType", + "mozAutoplayEnabled", + "mozCancelAnimationFrame", + "mozCancelFullScreen", + "mozCancelRequestAnimationFrame", + "mozCaptureStream", + "mozCaptureStreamUntilEnded", + "mozClearDataAt", + "mozContact", + "mozContacts", + "mozCreateFileHandle", + "mozCurrentTransform", + "mozCurrentTransformInverse", + "mozCursor", + "mozDash", + "mozDashOffset", + "mozDecodedFrames", + "mozExitPointerLock", + "mozFillRule", + "mozFragmentEnd", + "mozFrameDelay", + "mozFullScreen", + "mozFullScreenElement", + "mozFullScreenEnabled", + "mozGetAll", + "mozGetAllKeys", + "mozGetAsFile", + "mozGetDataAt", + "mozGetMetadata", + "mozGetUserMedia", + "mozHasAudio", + "mozHasItem", + "mozHidden", + "mozImageSmoothingEnabled", + "mozIndexedDB", + "mozInnerScreenX", + "mozInnerScreenY", + "mozInputSource", + "mozIsTextField", + "mozItem", + "mozItemCount", + "mozItems", + "mozLength", + "mozLockOrientation", + "mozMatchesSelector", + "mozMovementX", + "mozMovementY", + "mozOpaque", + "mozOrientation", + "mozPaintCount", + "mozPaintedFrames", + "mozParsedFrames", + "mozPay", + "mozPointerLockElement", + "mozPresentedFrames", + "mozPreservesPitch", + "mozPressure", + "mozPrintCallback", + "mozRTCIceCandidate", + "mozRTCPeerConnection", + "mozRTCSessionDescription", + "mozRemove", + "mozRequestAnimationFrame", + "mozRequestFullScreen", + "mozRequestPointerLock", + "mozSetDataAt", + "mozSetImageElement", + "mozSourceNode", + "mozSrcObject", + "mozSystem", + "mozTCPSocket", + "mozTextStyle", + "mozTypesAt", + "mozUnlockOrientation", + "mozUserCancelled", + "mozVisibilityState", + "ms", + "msAnimation", + "msAnimationDelay", + "msAnimationDirection", + "msAnimationDuration", + "msAnimationFillMode", + "msAnimationIterationCount", + "msAnimationName", + "msAnimationPlayState", + "msAnimationStartTime", + "msAnimationTimingFunction", + "msBackfaceVisibility", + "msBlockProgression", + "msCSSOMElementFloatMetrics", + "msCaching", + "msCachingEnabled", + "msCancelRequestAnimationFrame", + "msCapsLockWarningOff", + "msClearImmediate", + "msClose", + "msContentZoomChaining", + "msContentZoomFactor", + "msContentZoomLimit", + "msContentZoomLimitMax", + "msContentZoomLimitMin", + "msContentZoomSnap", + "msContentZoomSnapPoints", + "msContentZoomSnapType", + "msContentZooming", + "msConvertURL", + "msCrypto", + "msDoNotTrack", + "msElementsFromPoint", + "msElementsFromRect", + "msExitFullscreen", + "msExtendedCode", + "msFillRule", + "msFirstPaint", + "msFlex", + "msFlexAlign", + "msFlexDirection", + "msFlexFlow", + "msFlexItemAlign", + "msFlexLinePack", + "msFlexNegative", + "msFlexOrder", + "msFlexPack", + "msFlexPositive", + "msFlexPreferredSize", + "msFlexWrap", + "msFlowFrom", + "msFlowInto", + "msFontFeatureSettings", + "msFullscreenElement", + "msFullscreenEnabled", + "msGetInputContext", + "msGetRegionContent", + "msGetUntransformedBounds", + "msGraphicsTrustStatus", + "msGridColumn", + "msGridColumnAlign", + "msGridColumnSpan", + "msGridColumns", + "msGridRow", + "msGridRowAlign", + "msGridRowSpan", + "msGridRows", + "msHidden", + "msHighContrastAdjust", + "msHyphenateLimitChars", + "msHyphenateLimitLines", + "msHyphenateLimitZone", + "msHyphens", + "msImageSmoothingEnabled", + "msImeAlign", + "msIndexedDB", + "msInterpolationMode", + "msIsStaticHTML", + "msKeySystem", + "msKeys", + "msLaunchUri", + "msLockOrientation", + "msManipulationViewsEnabled", + "msMatchMedia", + "msMatchesSelector", + "msMaxTouchPoints", + "msOrientation", + "msOverflowStyle", + "msPerspective", + "msPerspectiveOrigin", + "msPlayToDisabled", + "msPlayToPreferredSourceUri", + "msPlayToPrimary", + "msPointerEnabled", + "msRegionOverflow", + "msReleasePointerCapture", + "msRequestAnimationFrame", + "msRequestFullscreen", + "msSaveBlob", + "msSaveOrOpenBlob", + "msScrollChaining", + "msScrollLimit", + "msScrollLimitXMax", + "msScrollLimitXMin", + "msScrollLimitYMax", + "msScrollLimitYMin", + "msScrollRails", + "msScrollSnapPointsX", + "msScrollSnapPointsY", + "msScrollSnapType", + "msScrollSnapX", + "msScrollSnapY", + "msScrollTranslation", + "msSetImmediate", + "msSetMediaKeys", + "msSetPointerCapture", + "msTextCombineHorizontal", + "msTextSizeAdjust", + "msToBlob", + "msTouchAction", + "msTouchSelect", + "msTraceAsyncCallbackCompleted", + "msTraceAsyncCallbackStarting", + "msTraceAsyncOperationCompleted", + "msTraceAsyncOperationStarting", + "msTransform", + "msTransformOrigin", + "msTransformStyle", + "msTransition", + "msTransitionDelay", + "msTransitionDuration", + "msTransitionProperty", + "msTransitionTimingFunction", + "msUnlockOrientation", + "msUpdateAsyncCallbackRelation", + "msUserSelect", + "msVisibilityState", + "msWrapFlow", + "msWrapMargin", + "msWrapThrough", + "msWriteProfilerMark", + "msZoom", + "msZoomTo", + "mt", + "mul", + "multiEntry", + "multiSelectionObj", + "multiline", + "multiple", + "multiply", + "multiplySelf", + "mutableFile", + "muted", + "n", + "name", + "nameProp", + "namedItem", + "namedRecordset", + "names", + "namespaceURI", + "namespaces", + "naturalHeight", + "naturalWidth", + "navigate", + "navigation", + "navigationMode", + "navigationPreload", + "navigationStart", + "navigator", + "near", + "nearestViewportElement", + "negative", + "negotiated", + "netscape", + "networkState", + "newScale", + "newTranslate", + "newURL", + "newValue", + "newValueSpecifiedUnits", + "newVersion", + "newhome", + "next", + "nextElementSibling", + "nextHopProtocol", + "nextNode", + "nextPage", + "nextSibling", + "nickname", + "noHref", + "noModule", + "noResize", + "noShade", + "noValidate", + "noWrap", + "node", + "nodeName", + "nodeType", + "nodeValue", + "nonce", + "normalize", + "normalizedPathSegList", + "notationName", + "notations", + "note", + "noteGrainOn", + "noteOff", + "noteOn", + "notify", + "now", + "numOctaves", + "number", + "numberOfChannels", + "numberOfInputs", + "numberOfItems", + "numberOfOutputs", + "numberValue", + "oMatchesSelector", + "object", + "object-fit", + "object-position", + "objectFit", + "objectPosition", + "objectStore", + "objectStoreNames", + "objectType", + "observe", + "of", + "offscreenBuffering", + "offset", + "offset-anchor", + "offset-distance", + "offset-path", + "offset-rotate", + "offsetAnchor", + "offsetDistance", + "offsetHeight", + "offsetLeft", + "offsetNode", + "offsetParent", + "offsetPath", + "offsetRotate", + "offsetTop", + "offsetWidth", + "offsetX", + "offsetY", + "ok", + "oldURL", + "oldValue", + "oldVersion", + "olderShadowRoot", + "onLine", + "onabort", + "onabsolutedeviceorientation", + "onactivate", + "onactive", + "onaddsourcebuffer", + "onaddstream", + "onaddtrack", + "onafterprint", + "onafterscriptexecute", + "onafterupdate", + "onanimationcancel", + "onanimationend", + "onanimationiteration", + "onanimationstart", + "onappinstalled", + "onaudioend", + "onaudioprocess", + "onaudiostart", + "onautocomplete", + "onautocompleteerror", + "onauxclick", + "onbeforeactivate", + "onbeforecopy", + "onbeforecut", + "onbeforedeactivate", + "onbeforeeditfocus", + "onbeforeinstallprompt", + "onbeforepaste", + "onbeforeprint", + "onbeforescriptexecute", + "onbeforeunload", + "onbeforeupdate", + "onbeforexrselect", + "onbegin", + "onblocked", + "onblur", + "onbounce", + "onboundary", + "onbufferedamountlow", + "oncached", + "oncancel", + "oncandidatewindowhide", + "oncandidatewindowshow", + "oncandidatewindowupdate", + "oncanplay", + "oncanplaythrough", + "once", + "oncellchange", + "onchange", + "oncharacteristicvaluechanged", + "onchargingchange", + "onchargingtimechange", + "onchecking", + "onclick", + "onclose", + "onclosing", + "oncompassneedscalibration", + "oncomplete", + "onconnect", + "onconnecting", + "onconnectionavailable", + "onconnectionstatechange", + "oncontextmenu", + "oncontrollerchange", + "oncontrolselect", + "oncopy", + "oncuechange", + "oncut", + "ondataavailable", + "ondatachannel", + "ondatasetchanged", + "ondatasetcomplete", + "ondblclick", + "ondeactivate", + "ondevicechange", + "ondevicelight", + "ondevicemotion", + "ondeviceorientation", + "ondeviceorientationabsolute", + "ondeviceproximity", + "ondischargingtimechange", + "ondisconnect", + "ondisplay", + "ondownloading", + "ondrag", + "ondragend", + "ondragenter", + "ondragexit", + "ondragleave", + "ondragover", + "ondragstart", + "ondrop", + "ondurationchange", + "onemptied", + "onencrypted", + "onend", + "onended", + "onenter", + "onenterpictureinpicture", + "onerror", + "onerrorupdate", + "onexit", + "onfilterchange", + "onfinish", + "onfocus", + "onfocusin", + "onfocusout", + "onformdata", + "onfreeze", + "onfullscreenchange", + "onfullscreenerror", + "ongatheringstatechange", + "ongattserverdisconnected", + "ongesturechange", + "ongestureend", + "ongesturestart", + "ongotpointercapture", + "onhashchange", + "onhelp", + "onicecandidate", + "onicecandidateerror", + "oniceconnectionstatechange", + "onicegatheringstatechange", + "oninactive", + "oninput", + "oninputsourceschange", + "oninvalid", + "onkeydown", + "onkeypress", + "onkeystatuseschange", + "onkeyup", + "onlanguagechange", + "onlayoutcomplete", + "onleavepictureinpicture", + "onlevelchange", + "onload", + "onloadeddata", + "onloadedmetadata", + "onloadend", + "onloading", + "onloadingdone", + "onloadingerror", + "onloadstart", + "onlosecapture", + "onlostpointercapture", + "only", + "onmark", + "onmessage", + "onmessageerror", + "onmidimessage", + "onmousedown", + "onmouseenter", + "onmouseleave", + "onmousemove", + "onmouseout", + "onmouseover", + "onmouseup", + "onmousewheel", + "onmove", + "onmoveend", + "onmovestart", + "onmozfullscreenchange", + "onmozfullscreenerror", + "onmozorientationchange", + "onmozpointerlockchange", + "onmozpointerlockerror", + "onmscontentzoom", + "onmsfullscreenchange", + "onmsfullscreenerror", + "onmsgesturechange", + "onmsgesturedoubletap", + "onmsgestureend", + "onmsgesturehold", + "onmsgesturestart", + "onmsgesturetap", + "onmsgotpointercapture", + "onmsinertiastart", + "onmslostpointercapture", + "onmsmanipulationstatechanged", + "onmsneedkey", + "onmsorientationchange", + "onmspointercancel", + "onmspointerdown", + "onmspointerenter", + "onmspointerhover", + "onmspointerleave", + "onmspointermove", + "onmspointerout", + "onmspointerover", + "onmspointerup", + "onmssitemodejumplistitemremoved", + "onmsthumbnailclick", + "onmute", + "onnegotiationneeded", + "onnomatch", + "onnoupdate", + "onobsolete", + "onoffline", + "ononline", + "onopen", + "onorientationchange", + "onpagechange", + "onpagehide", + "onpageshow", + "onpaste", + "onpause", + "onpayerdetailchange", + "onpaymentmethodchange", + "onplay", + "onplaying", + "onpluginstreamstart", + "onpointercancel", + "onpointerdown", + "onpointerenter", + "onpointerleave", + "onpointerlockchange", + "onpointerlockerror", + "onpointermove", + "onpointerout", + "onpointerover", + "onpointerrawupdate", + "onpointerup", + "onpopstate", + "onprocessorerror", + "onprogress", + "onpropertychange", + "onratechange", + "onreading", + "onreadystatechange", + "onrejectionhandled", + "onrelease", + "onremove", + "onremovesourcebuffer", + "onremovestream", + "onremovetrack", + "onrepeat", + "onreset", + "onresize", + "onresizeend", + "onresizestart", + "onresourcetimingbufferfull", + "onresult", + "onresume", + "onrowenter", + "onrowexit", + "onrowsdelete", + "onrowsinserted", + "onscroll", + "onsearch", + "onsecuritypolicyviolation", + "onseeked", + "onseeking", + "onselect", + "onselectedcandidatepairchange", + "onselectend", + "onselectionchange", + "onselectstart", + "onshippingaddresschange", + "onshippingoptionchange", + "onshow", + "onsignalingstatechange", + "onsoundend", + "onsoundstart", + "onsourceclose", + "onsourceclosed", + "onsourceended", + "onsourceopen", + "onspeechend", + "onspeechstart", + "onsqueeze", + "onsqueezeend", + "onsqueezestart", + "onstalled", + "onstart", + "onstatechange", + "onstop", + "onstorage", + "onstoragecommit", + "onsubmit", + "onsuccess", + "onsuspend", + "onterminate", + "ontextinput", + "ontimeout", + "ontimeupdate", + "ontoggle", + "ontonechange", + "ontouchcancel", + "ontouchend", + "ontouchmove", + "ontouchstart", + "ontrack", + "ontransitioncancel", + "ontransitionend", + "ontransitionrun", + "ontransitionstart", + "onunhandledrejection", + "onunload", + "onunmute", + "onupdate", + "onupdateend", + "onupdatefound", + "onupdateready", + "onupdatestart", + "onupgradeneeded", + "onuserproximity", + "onversionchange", + "onvisibilitychange", + "onvoiceschanged", + "onvolumechange", + "onvrdisplayactivate", + "onvrdisplayconnect", + "onvrdisplaydeactivate", + "onvrdisplaydisconnect", + "onvrdisplaypresentchange", + "onwaiting", + "onwaitingforkey", + "onwarning", + "onwebkitanimationend", + "onwebkitanimationiteration", + "onwebkitanimationstart", + "onwebkitcurrentplaybacktargetiswirelesschanged", + "onwebkitfullscreenchange", + "onwebkitfullscreenerror", + "onwebkitkeyadded", + "onwebkitkeyerror", + "onwebkitkeymessage", + "onwebkitneedkey", + "onwebkitorientationchange", + "onwebkitplaybacktargetavailabilitychanged", + "onwebkitpointerlockchange", + "onwebkitpointerlockerror", + "onwebkitresourcetimingbufferfull", + "onwebkittransitionend", + "onwheel", + "onzoom", + "opacity", + "open", + "openCursor", + "openDatabase", + "openKeyCursor", + "opened", + "opener", + "opera", + "operationType", + "operator", + "opr", + "optimum", + "options", + "or", + "order", + "orderX", + "orderY", + "ordered", + "org", + "organization", + "orient", + "orientAngle", + "orientType", + "orientation", + "orientationX", + "orientationY", + "orientationZ", + "origin", + "originalPolicy", + "originalTarget", + "orphans", + "oscpu", + "outerHTML", + "outerHeight", + "outerText", + "outerWidth", + "outline", + "outline-color", + "outline-offset", + "outline-style", + "outline-width", + "outlineColor", + "outlineOffset", + "outlineStyle", + "outlineWidth", + "outputBuffer", + "outputLatency", + "outputs", + "overflow", + "overflow-anchor", + "overflow-block", + "overflow-inline", + "overflow-wrap", + "overflow-x", + "overflow-y", + "overflowAnchor", + "overflowBlock", + "overflowInline", + "overflowWrap", + "overflowX", + "overflowY", + "overrideMimeType", + "oversample", + "overscroll-behavior", + "overscroll-behavior-block", + "overscroll-behavior-inline", + "overscroll-behavior-x", + "overscroll-behavior-y", + "overscrollBehavior", + "overscrollBehaviorBlock", + "overscrollBehaviorInline", + "overscrollBehaviorX", + "overscrollBehaviorY", + "ownKeys", + "ownerDocument", + "ownerElement", + "ownerNode", + "ownerRule", + "ownerSVGElement", + "owningElement", + "p1", + "p2", + "p3", + "p4", + "packetSize", + "packets", + "pad", + "padEnd", + "padStart", + "padding", + "padding-block", + "padding-block-end", + "padding-block-start", + "padding-bottom", + "padding-inline", + "padding-inline-end", + "padding-inline-start", + "padding-left", + "padding-right", + "padding-top", + "paddingBlock", + "paddingBlockEnd", + "paddingBlockStart", + "paddingBottom", + "paddingInline", + "paddingInlineEnd", + "paddingInlineStart", + "paddingLeft", + "paddingRight", + "paddingTop", + "page", + "page-break-after", + "page-break-before", + "page-break-inside", + "pageBreakAfter", + "pageBreakBefore", + "pageBreakInside", + "pageCount", + "pageLeft", + "pageTop", + "pageX", + "pageXOffset", + "pageY", + "pageYOffset", + "pages", + "paint-order", + "paintOrder", + "paintRequests", + "paintType", + "paintWorklet", + "palette", + "pan", + "panningModel", + "parameters", + "parent", + "parentElement", + "parentNode", + "parentRule", + "parentStyleSheet", + "parentTextEdit", + "parentWindow", + "parse", + "parseAll", + "parseFloat", + "parseFromString", + "parseInt", + "part", + "participants", + "passive", + "password", + "pasteHTML", + "path", + "pathLength", + "pathSegList", + "pathSegType", + "pathSegTypeAsLetter", + "pathname", + "pattern", + "patternContentUnits", + "patternMismatch", + "patternTransform", + "patternUnits", + "pause", + "pauseAnimations", + "pauseOnExit", + "pauseProfilers", + "pauseTransformFeedback", + "paused", + "payerEmail", + "payerName", + "payerPhone", + "paymentManager", + "pc", + "peerIdentity", + "pending", + "pendingLocalDescription", + "pendingRemoteDescription", + "percent", + "performance", + "periodicSync", + "permission", + "permissionState", + "permissions", + "persist", + "persisted", + "personalbar", + "perspective", + "perspective-origin", + "perspectiveOrigin", + "phone", + "phoneticFamilyName", + "phoneticGivenName", + "photo", + "pictureInPictureElement", + "pictureInPictureEnabled", + "pictureInPictureWindow", + "ping", + "pipeThrough", + "pipeTo", + "pitch", + "pixelBottom", + "pixelDepth", + "pixelHeight", + "pixelLeft", + "pixelRight", + "pixelStorei", + "pixelTop", + "pixelUnitToMillimeterX", + "pixelUnitToMillimeterY", + "pixelWidth", + "place-content", + "place-items", + "place-self", + "placeContent", + "placeItems", + "placeSelf", + "placeholder", + "platform", + "platforms", + "play", + "playEffect", + "playState", + "playbackRate", + "playbackState", + "playbackTime", + "played", + "playoutDelayHint", + "playsInline", + "plugins", + "pluginspage", + "pname", + "pointer-events", + "pointerBeforeReferenceNode", + "pointerEnabled", + "pointerEvents", + "pointerId", + "pointerLockElement", + "pointerType", + "points", + "pointsAtX", + "pointsAtY", + "pointsAtZ", + "polygonOffset", + "pop", + "populateMatrix", + "popupWindowFeatures", + "popupWindowName", + "popupWindowURI", + "port", + "port1", + "port2", + "ports", + "posBottom", + "posHeight", + "posLeft", + "posRight", + "posTop", + "posWidth", + "pose", + "position", + "positionAlign", + "positionX", + "positionY", + "positionZ", + "postError", + "postMessage", + "postalCode", + "poster", + "pow", + "powerEfficient", + "powerOff", + "preMultiplySelf", + "precision", + "preferredStyleSheetSet", + "preferredStylesheetSet", + "prefix", + "preload", + "prepend", + "presentation", + "preserveAlpha", + "preserveAspectRatio", + "preserveAspectRatioString", + "pressed", + "pressure", + "prevValue", + "preventDefault", + "preventExtensions", + "preventSilentAccess", + "previousElementSibling", + "previousNode", + "previousPage", + "previousRect", + "previousScale", + "previousSibling", + "previousTranslate", + "primaryKey", + "primitiveType", + "primitiveUnits", + "principals", + "print", + "priority", + "privateKey", + "probablySupportsContext", + "process", + "processIceMessage", + "processingEnd", + "processingStart", + "product", + "productId", + "productName", + "productSub", + "profile", + "profileEnd", + "profiles", + "projectionMatrix", + "promise", + "prompt", + "properties", + "propertyIsEnumerable", + "propertyName", + "protocol", + "protocolLong", + "prototype", + "provider", + "pseudoClass", + "pseudoElement", + "pt", + "publicId", + "publicKey", + "published", + "pulse", + "push", + "pushManager", + "pushNotification", + "pushState", + "put", + "putImageData", + "px", + "quadraticCurveTo", + "qualifier", + "quaternion", + "query", + "queryCommandEnabled", + "queryCommandIndeterm", + "queryCommandState", + "queryCommandSupported", + "queryCommandText", + "queryCommandValue", + "querySelector", + "querySelectorAll", + "queueMicrotask", + "quote", + "quotes", + "r", + "r1", + "r2", + "race", + "rad", + "radiogroup", + "radiusX", + "radiusY", + "random", + "range", + "rangeCount", + "rangeMax", + "rangeMin", + "rangeOffset", + "rangeOverflow", + "rangeParent", + "rangeUnderflow", + "rate", + "ratio", + "raw", + "rawId", + "read", + "readAsArrayBuffer", + "readAsBinaryString", + "readAsBlob", + "readAsDataURL", + "readAsText", + "readBuffer", + "readEntries", + "readOnly", + "readPixels", + "readReportRequested", + "readText", + "readValue", + "readable", + "ready", + "readyState", + "reason", + "reboot", + "receivedAlert", + "receiver", + "receivers", + "recipient", + "reconnect", + "recordNumber", + "recordsAvailable", + "recordset", + "rect", + "red", + "redEyeReduction", + "redirect", + "redirectCount", + "redirectEnd", + "redirectStart", + "redirected", + "reduce", + "reduceRight", + "reduction", + "refDistance", + "refX", + "refY", + "referenceNode", + "referenceSpace", + "referrer", + "referrerPolicy", + "refresh", + "region", + "regionAnchorX", + "regionAnchorY", + "regionId", + "regions", + "register", + "registerContentHandler", + "registerElement", + "registerProperty", + "registerProtocolHandler", + "reject", + "rel", + "relList", + "relatedAddress", + "relatedNode", + "relatedPort", + "relatedTarget", + "release", + "releaseCapture", + "releaseEvents", + "releaseInterface", + "releaseLock", + "releasePointerCapture", + "releaseShaderCompiler", + "reliable", + "reliableWrite", + "reload", + "rem", + "remainingSpace", + "remote", + "remoteDescription", + "remove", + "removeAllRanges", + "removeAttribute", + "removeAttributeNS", + "removeAttributeNode", + "removeBehavior", + "removeChild", + "removeCue", + "removeEventListener", + "removeFilter", + "removeImport", + "removeItem", + "removeListener", + "removeNamedItem", + "removeNamedItemNS", + "removeNode", + "removeParameter", + "removeProperty", + "removeRange", + "removeRegion", + "removeRule", + "removeSiteSpecificTrackingException", + "removeSourceBuffer", + "removeStream", + "removeTrack", + "removeVariable", + "removeWakeLockListener", + "removeWebWideTrackingException", + "removed", + "removedNodes", + "renderHeight", + "renderState", + "renderTime", + "renderWidth", + "renderbufferStorage", + "renderbufferStorageMultisample", + "renderedBuffer", + "renderingMode", + "renotify", + "repeat", + "replace", + "replaceAdjacentText", + "replaceAll", + "replaceChild", + "replaceChildren", + "replaceData", + "replaceId", + "replaceItem", + "replaceNode", + "replaceState", + "replaceSync", + "replaceTrack", + "replaceWholeText", + "replaceWith", + "reportValidity", + "request", + "requestAnimationFrame", + "requestAutocomplete", + "requestData", + "requestDevice", + "requestFrame", + "requestFullscreen", + "requestHitTestSource", + "requestHitTestSourceForTransientInput", + "requestId", + "requestIdleCallback", + "requestMIDIAccess", + "requestMediaKeySystemAccess", + "requestPermission", + "requestPictureInPicture", + "requestPointerLock", + "requestPresent", + "requestReferenceSpace", + "requestSession", + "requestStart", + "requestStorageAccess", + "requestSubmit", + "requestVideoFrameCallback", + "requestingWindow", + "requireInteraction", + "required", + "requiredExtensions", + "requiredFeatures", + "reset", + "resetPose", + "resetTransform", + "resize", + "resizeBy", + "resizeTo", + "resolve", + "response", + "responseBody", + "responseEnd", + "responseReady", + "responseStart", + "responseText", + "responseType", + "responseURL", + "responseXML", + "restartIce", + "restore", + "result", + "resultIndex", + "resultType", + "results", + "resume", + "resumeProfilers", + "resumeTransformFeedback", + "retry", + "returnValue", + "rev", + "reverse", + "reversed", + "revocable", + "revokeObjectURL", + "rgbColor", + "right", + "rightContext", + "rightDegrees", + "rightMargin", + "rightProjectionMatrix", + "rightViewMatrix", + "role", + "rolloffFactor", + "root", + "rootBounds", + "rootElement", + "rootMargin", + "rotate", + "rotateAxisAngle", + "rotateAxisAngleSelf", + "rotateFromVector", + "rotateFromVectorSelf", + "rotateSelf", + "rotation", + "rotationAngle", + "rotationRate", + "round", + "row-gap", + "rowGap", + "rowIndex", + "rowSpan", + "rows", + "rtcpTransport", + "rtt", + "ruby-align", + "ruby-position", + "rubyAlign", + "rubyOverhang", + "rubyPosition", + "rules", + "runtime", + "runtimeStyle", + "rx", + "ry", + "s", + "safari", + "sample", + "sampleCoverage", + "sampleRate", + "samplerParameterf", + "samplerParameteri", + "sandbox", + "save", + "saveData", + "scale", + "scale3d", + "scale3dSelf", + "scaleNonUniform", + "scaleNonUniformSelf", + "scaleSelf", + "scheme", + "scissor", + "scope", + "scopeName", + "scoped", + "screen", + "screenBrightness", + "screenEnabled", + "screenLeft", + "screenPixelToMillimeterX", + "screenPixelToMillimeterY", + "screenTop", + "screenX", + "screenY", + "scriptURL", + "scripts", + "scroll", + "scroll-behavior", + "scroll-margin", + "scroll-margin-block", + "scroll-margin-block-end", + "scroll-margin-block-start", + "scroll-margin-bottom", + "scroll-margin-inline", + "scroll-margin-inline-end", + "scroll-margin-inline-start", + "scroll-margin-left", + "scroll-margin-right", + "scroll-margin-top", + "scroll-padding", + "scroll-padding-block", + "scroll-padding-block-end", + "scroll-padding-block-start", + "scroll-padding-bottom", + "scroll-padding-inline", + "scroll-padding-inline-end", + "scroll-padding-inline-start", + "scroll-padding-left", + "scroll-padding-right", + "scroll-padding-top", + "scroll-snap-align", + "scroll-snap-type", + "scrollAmount", + "scrollBehavior", + "scrollBy", + "scrollByLines", + "scrollByPages", + "scrollDelay", + "scrollHeight", + "scrollIntoView", + "scrollIntoViewIfNeeded", + "scrollLeft", + "scrollLeftMax", + "scrollMargin", + "scrollMarginBlock", + "scrollMarginBlockEnd", + "scrollMarginBlockStart", + "scrollMarginBottom", + "scrollMarginInline", + "scrollMarginInlineEnd", + "scrollMarginInlineStart", + "scrollMarginLeft", + "scrollMarginRight", + "scrollMarginTop", + "scrollMaxX", + "scrollMaxY", + "scrollPadding", + "scrollPaddingBlock", + "scrollPaddingBlockEnd", + "scrollPaddingBlockStart", + "scrollPaddingBottom", + "scrollPaddingInline", + "scrollPaddingInlineEnd", + "scrollPaddingInlineStart", + "scrollPaddingLeft", + "scrollPaddingRight", + "scrollPaddingTop", + "scrollRestoration", + "scrollSnapAlign", + "scrollSnapType", + "scrollTo", + "scrollTop", + "scrollTopMax", + "scrollWidth", + "scrollX", + "scrollY", + "scrollbar-color", + "scrollbar-width", + "scrollbar3dLightColor", + "scrollbarArrowColor", + "scrollbarBaseColor", + "scrollbarColor", + "scrollbarDarkShadowColor", + "scrollbarFaceColor", + "scrollbarHighlightColor", + "scrollbarShadowColor", + "scrollbarTrackColor", + "scrollbarWidth", + "scrollbars", + "scrolling", + "scrollingElement", + "sctp", + "sctpCauseCode", + "sdp", + "sdpLineNumber", + "sdpMLineIndex", + "sdpMid", + "seal", + "search", + "searchBox", + "searchBoxJavaBridge_", + "searchParams", + "sectionRowIndex", + "secureConnectionStart", + "security", + "seed", + "seekToNextFrame", + "seekable", + "seeking", + "select", + "selectAllChildren", + "selectAlternateInterface", + "selectConfiguration", + "selectNode", + "selectNodeContents", + "selectNodes", + "selectSingleNode", + "selectSubString", + "selected", + "selectedIndex", + "selectedOptions", + "selectedStyleSheetSet", + "selectedStylesheetSet", + "selection", + "selectionDirection", + "selectionEnd", + "selectionStart", + "selector", + "selectorText", + "self", + "send", + "sendAsBinary", + "sendBeacon", + "sender", + "sentAlert", + "sentTimestamp", + "separator", + "serialNumber", + "serializeToString", + "serverTiming", + "service", + "serviceWorker", + "session", + "sessionId", + "sessionStorage", + "set", + "setActionHandler", + "setActive", + "setAlpha", + "setAppBadge", + "setAttribute", + "setAttributeNS", + "setAttributeNode", + "setAttributeNodeNS", + "setBaseAndExtent", + "setBigInt64", + "setBigUint64", + "setBingCurrentSearchDefault", + "setCapture", + "setCodecPreferences", + "setColor", + "setCompositeOperation", + "setConfiguration", + "setCurrentTime", + "setCustomValidity", + "setData", + "setDate", + "setDragImage", + "setEnd", + "setEndAfter", + "setEndBefore", + "setEndPoint", + "setFillColor", + "setFilterRes", + "setFloat32", + "setFloat64", + "setFloatValue", + "setFormValue", + "setFullYear", + "setHeaderValue", + "setHours", + "setIdentityProvider", + "setImmediate", + "setInt16", + "setInt32", + "setInt8", + "setInterval", + "setItem", + "setKeyframes", + "setLineCap", + "setLineDash", + "setLineJoin", + "setLineWidth", + "setLiveSeekableRange", + "setLocalDescription", + "setMatrix", + "setMatrixValue", + "setMediaKeys", + "setMilliseconds", + "setMinutes", + "setMiterLimit", + "setMonth", + "setNamedItem", + "setNamedItemNS", + "setNonUserCodeExceptions", + "setOrientToAngle", + "setOrientToAuto", + "setOrientation", + "setOverrideHistoryNavigationMode", + "setPaint", + "setParameter", + "setParameters", + "setPeriodicWave", + "setPointerCapture", + "setPosition", + "setPositionState", + "setPreference", + "setProperty", + "setPrototypeOf", + "setRGBColor", + "setRGBColorICCColor", + "setRadius", + "setRangeText", + "setRemoteDescription", + "setRequestHeader", + "setResizable", + "setResourceTimingBufferSize", + "setRotate", + "setScale", + "setSeconds", + "setSelectionRange", + "setServerCertificate", + "setShadow", + "setSinkId", + "setSkewX", + "setSkewY", + "setStart", + "setStartAfter", + "setStartBefore", + "setStdDeviation", + "setStreams", + "setStringValue", + "setStrokeColor", + "setSuggestResult", + "setTargetAtTime", + "setTargetValueAtTime", + "setTime", + "setTimeout", + "setTransform", + "setTranslate", + "setUTCDate", + "setUTCFullYear", + "setUTCHours", + "setUTCMilliseconds", + "setUTCMinutes", + "setUTCMonth", + "setUTCSeconds", + "setUint16", + "setUint32", + "setUint8", + "setUri", + "setValidity", + "setValueAtTime", + "setValueCurveAtTime", + "setVariable", + "setVelocity", + "setVersion", + "setYear", + "settingName", + "settingValue", + "sex", + "shaderSource", + "shadowBlur", + "shadowColor", + "shadowOffsetX", + "shadowOffsetY", + "shadowRoot", + "shape", + "shape-image-threshold", + "shape-margin", + "shape-outside", + "shape-rendering", + "shapeImageThreshold", + "shapeMargin", + "shapeOutside", + "shapeRendering", + "sheet", + "shift", + "shiftKey", + "shiftLeft", + "shippingAddress", + "shippingOption", + "shippingType", + "show", + "showHelp", + "showModal", + "showModalDialog", + "showModelessDialog", + "showNotification", + "sidebar", + "sign", + "signal", + "signalingState", + "signature", + "silent", + "sin", + "singleNodeValue", + "sinh", + "sinkId", + "sittingToStandingTransform", + "size", + "sizeToContent", + "sizeX", + "sizeZ", + "sizes", + "skewX", + "skewXSelf", + "skewY", + "skewYSelf", + "slice", + "slope", + "slot", + "small", + "smil", + "smooth", + "smoothingTimeConstant", + "snapToLines", + "snapshotItem", + "snapshotLength", + "some", + "sort", + "sortingCode", + "source", + "sourceBuffer", + "sourceBuffers", + "sourceCapabilities", + "sourceFile", + "sourceIndex", + "sources", + "spacing", + "span", + "speak", + "speakAs", + "speaking", + "species", + "specified", + "specularConstant", + "specularExponent", + "speechSynthesis", + "speed", + "speedOfSound", + "spellcheck", + "splice", + "split", + "splitText", + "spreadMethod", + "sqrt", + "src", + "srcElement", + "srcFilter", + "srcObject", + "srcUrn", + "srcdoc", + "srclang", + "srcset", + "stack", + "stackTraceLimit", + "stacktrace", + "stageParameters", + "standalone", + "standby", + "start", + "startContainer", + "startIce", + "startMessages", + "startNotifications", + "startOffset", + "startProfiling", + "startRendering", + "startShark", + "startTime", + "startsWith", + "state", + "status", + "statusCode", + "statusMessage", + "statusText", + "statusbar", + "stdDeviationX", + "stdDeviationY", + "stencilFunc", + "stencilFuncSeparate", + "stencilMask", + "stencilMaskSeparate", + "stencilOp", + "stencilOpSeparate", + "step", + "stepDown", + "stepMismatch", + "stepUp", + "sticky", + "stitchTiles", + "stop", + "stop-color", + "stop-opacity", + "stopColor", + "stopImmediatePropagation", + "stopNotifications", + "stopOpacity", + "stopProfiling", + "stopPropagation", + "stopShark", + "stopped", + "storage", + "storageArea", + "storageName", + "storageStatus", + "store", + "storeSiteSpecificTrackingException", + "storeWebWideTrackingException", + "stpVersion", + "stream", + "streams", + "stretch", + "strike", + "string", + "stringValue", + "stringify", + "stroke", + "stroke-dasharray", + "stroke-dashoffset", + "stroke-linecap", + "stroke-linejoin", + "stroke-miterlimit", + "stroke-opacity", + "stroke-width", + "strokeDasharray", + "strokeDashoffset", + "strokeLinecap", + "strokeLinejoin", + "strokeMiterlimit", + "strokeOpacity", + "strokeRect", + "strokeStyle", + "strokeText", + "strokeWidth", + "style", + "styleFloat", + "styleMap", + "styleMedia", + "styleSheet", + "styleSheetSets", + "styleSheets", + "sub", + "subarray", + "subject", + "submit", + "submitFrame", + "submitter", + "subscribe", + "substr", + "substring", + "substringData", + "subtle", + "subtree", + "suffix", + "suffixes", + "summary", + "sup", + "supported", + "supportedContentEncodings", + "supportedEntryTypes", + "supports", + "supportsSession", + "surfaceScale", + "surroundContents", + "suspend", + "suspendRedraw", + "swapCache", + "swapNode", + "sweepFlag", + "symbols", + "sync", + "sysexEnabled", + "system", + "systemCode", + "systemId", + "systemLanguage", + "systemXDPI", + "systemYDPI", + "tBodies", + "tFoot", + "tHead", + "tabIndex", + "table", + "table-layout", + "tableLayout", + "tableValues", + "tag", + "tagName", + "tagUrn", + "tags", + "taintEnabled", + "takePhoto", + "takeRecords", + "tan", + "tangentialPressure", + "tanh", + "target", + "targetElement", + "targetRayMode", + "targetRaySpace", + "targetTouches", + "targetX", + "targetY", + "tcpType", + "tee", + "tel", + "terminate", + "test", + "texImage2D", + "texImage3D", + "texParameterf", + "texParameteri", + "texStorage2D", + "texStorage3D", + "texSubImage2D", + "texSubImage3D", + "text", + "text-align", + "text-align-last", + "text-anchor", + "text-combine-upright", + "text-decoration", + "text-decoration-color", + "text-decoration-line", + "text-decoration-skip-ink", + "text-decoration-style", + "text-decoration-thickness", + "text-emphasis", + "text-emphasis-color", + "text-emphasis-position", + "text-emphasis-style", + "text-indent", + "text-justify", + "text-orientation", + "text-overflow", + "text-rendering", + "text-shadow", + "text-transform", + "text-underline-offset", + "text-underline-position", + "textAlign", + "textAlignLast", + "textAnchor", + "textAutospace", + "textBaseline", + "textCombineUpright", + "textContent", + "textDecoration", + "textDecorationBlink", + "textDecorationColor", + "textDecorationLine", + "textDecorationLineThrough", + "textDecorationNone", + "textDecorationOverline", + "textDecorationSkipInk", + "textDecorationStyle", + "textDecorationThickness", + "textDecorationUnderline", + "textEmphasis", + "textEmphasisColor", + "textEmphasisPosition", + "textEmphasisStyle", + "textIndent", + "textJustify", + "textJustifyTrim", + "textKashida", + "textKashidaSpace", + "textLength", + "textOrientation", + "textOverflow", + "textRendering", + "textShadow", + "textTracks", + "textTransform", + "textUnderlineOffset", + "textUnderlinePosition", + "then", + "threadId", + "threshold", + "thresholds", + "tiltX", + "tiltY", + "time", + "timeEnd", + "timeLog", + "timeOrigin", + "timeRemaining", + "timeStamp", + "timecode", + "timeline", + "timelineTime", + "timeout", + "timestamp", + "timestampOffset", + "timing", + "title", + "to", + "toArray", + "toBlob", + "toDataURL", + "toDateString", + "toElement", + "toExponential", + "toFixed", + "toFloat32Array", + "toFloat64Array", + "toGMTString", + "toISOString", + "toJSON", + "toLocaleDateString", + "toLocaleFormat", + "toLocaleLowerCase", + "toLocaleString", + "toLocaleTimeString", + "toLocaleUpperCase", + "toLowerCase", + "toMatrix", + "toMethod", + "toPrecision", + "toPrimitive", + "toSdp", + "toSource", + "toStaticHTML", + "toString", + "toStringTag", + "toSum", + "toTimeString", + "toUTCString", + "toUpperCase", + "toggle", + "toggleAttribute", + "toggleLongPressEnabled", + "tone", + "toneBuffer", + "tooLong", + "tooShort", + "toolbar", + "top", + "topMargin", + "total", + "totalFrameDelay", + "totalVideoFrames", + "touch-action", + "touchAction", + "touched", + "touches", + "trace", + "track", + "trackVisibility", + "transaction", + "transactions", + "transceiver", + "transferControlToOffscreen", + "transferFromImageBitmap", + "transferImageBitmap", + "transferIn", + "transferOut", + "transferSize", + "transferToImageBitmap", + "transform", + "transform-box", + "transform-origin", + "transform-style", + "transformBox", + "transformFeedbackVaryings", + "transformOrigin", + "transformPoint", + "transformString", + "transformStyle", + "transformToDocument", + "transformToFragment", + "transition", + "transition-delay", + "transition-duration", + "transition-property", + "transition-timing-function", + "transitionDelay", + "transitionDuration", + "transitionProperty", + "transitionTimingFunction", + "translate", + "translateSelf", + "translationX", + "translationY", + "transport", + "trim", + "trimEnd", + "trimLeft", + "trimRight", + "trimStart", + "trueSpeed", + "trunc", + "truncate", + "trustedTypes", + "turn", + "twist", + "type", + "typeDetail", + "typeMismatch", + "typeMustMatch", + "types", + "u2f", + "ubound", + "uint16", + "uint32", + "uint8", + "uint8Clamped", + "undefined", + "unescape", + "uneval", + "unicode", + "unicode-bidi", + "unicodeBidi", + "unicodeRange", + "uniform1f", + "uniform1fv", + "uniform1i", + "uniform1iv", + "uniform1ui", + "uniform1uiv", + "uniform2f", + "uniform2fv", + "uniform2i", + "uniform2iv", + "uniform2ui", + "uniform2uiv", + "uniform3f", + "uniform3fv", + "uniform3i", + "uniform3iv", + "uniform3ui", + "uniform3uiv", + "uniform4f", + "uniform4fv", + "uniform4i", + "uniform4iv", + "uniform4ui", + "uniform4uiv", + "uniformBlockBinding", + "uniformMatrix2fv", + "uniformMatrix2x3fv", + "uniformMatrix2x4fv", + "uniformMatrix3fv", + "uniformMatrix3x2fv", + "uniformMatrix3x4fv", + "uniformMatrix4fv", + "uniformMatrix4x2fv", + "uniformMatrix4x3fv", + "unique", + "uniqueID", + "uniqueNumber", + "unit", + "unitType", + "units", + "unloadEventEnd", + "unloadEventStart", + "unlock", + "unmount", + "unobserve", + "unpause", + "unpauseAnimations", + "unreadCount", + "unregister", + "unregisterContentHandler", + "unregisterProtocolHandler", + "unscopables", + "unselectable", + "unshift", + "unsubscribe", + "unsuspendRedraw", + "unsuspendRedrawAll", + "unwatch", + "unwrapKey", + "upDegrees", + "upX", + "upY", + "upZ", + "update", + "updateCommands", + "updateIce", + "updateInterval", + "updatePlaybackRate", + "updateRenderState", + "updateSettings", + "updateTiming", + "updateViaCache", + "updateWith", + "updated", + "updating", + "upgrade", + "upload", + "uploadTotal", + "uploaded", + "upper", + "upperBound", + "upperOpen", + "uri", + "url", + "urn", + "urns", + "usages", + "usb", + "usbVersionMajor", + "usbVersionMinor", + "usbVersionSubminor", + "useCurrentView", + "useMap", + "useProgram", + "usedSpace", + "user-select", + "userActivation", + "userAgent", + "userChoice", + "userHandle", + "userHint", + "userLanguage", + "userSelect", + "userVisibleOnly", + "username", + "usernameFragment", + "utterance", + "uuid", + "v8BreakIterator", + "vAlign", + "vLink", + "valid", + "validate", + "validateProgram", + "validationMessage", + "validity", + "value", + "valueAsDate", + "valueAsNumber", + "valueAsString", + "valueInSpecifiedUnits", + "valueMissing", + "valueOf", + "valueText", + "valueType", + "values", + "variable", + "variant", + "variationSettings", + "vector-effect", + "vectorEffect", + "velocityAngular", + "velocityExpansion", + "velocityX", + "velocityY", + "vendor", + "vendorId", + "vendorSub", + "verify", + "version", + "vertexAttrib1f", + "vertexAttrib1fv", + "vertexAttrib2f", + "vertexAttrib2fv", + "vertexAttrib3f", + "vertexAttrib3fv", + "vertexAttrib4f", + "vertexAttrib4fv", + "vertexAttribDivisor", + "vertexAttribDivisorANGLE", + "vertexAttribI4i", + "vertexAttribI4iv", + "vertexAttribI4ui", + "vertexAttribI4uiv", + "vertexAttribIPointer", + "vertexAttribPointer", + "vertical", + "vertical-align", + "verticalAlign", + "verticalOverflow", + "vh", + "vibrate", + "vibrationActuator", + "videoBitsPerSecond", + "videoHeight", + "videoTracks", + "videoWidth", + "view", + "viewBox", + "viewBoxString", + "viewTarget", + "viewTargetString", + "viewport", + "viewportAnchorX", + "viewportAnchorY", + "viewportElement", + "views", + "violatedDirective", + "visibility", + "visibilityState", + "visible", + "visualViewport", + "vlinkColor", + "vmax", + "vmin", + "voice", + "voiceURI", + "volume", + "vrml", + "vspace", + "vw", + "w", + "wait", + "waitSync", + "waiting", + "wake", + "wakeLock", + "wand", + "warn", + "wasClean", + "wasDiscarded", + "watch", + "watchAvailability", + "watchPosition", + "webdriver", + "webkitAddKey", + "webkitAlignContent", + "webkitAlignItems", + "webkitAlignSelf", + "webkitAnimation", + "webkitAnimationDelay", + "webkitAnimationDirection", + "webkitAnimationDuration", + "webkitAnimationFillMode", + "webkitAnimationIterationCount", + "webkitAnimationName", + "webkitAnimationPlayState", + "webkitAnimationTimingFunction", + "webkitAppearance", + "webkitAudioContext", + "webkitAudioDecodedByteCount", + "webkitAudioPannerNode", + "webkitBackfaceVisibility", + "webkitBackground", + "webkitBackgroundAttachment", + "webkitBackgroundClip", + "webkitBackgroundColor", + "webkitBackgroundImage", + "webkitBackgroundOrigin", + "webkitBackgroundPosition", + "webkitBackgroundPositionX", + "webkitBackgroundPositionY", + "webkitBackgroundRepeat", + "webkitBackgroundSize", + "webkitBackingStorePixelRatio", + "webkitBorderBottomLeftRadius", + "webkitBorderBottomRightRadius", + "webkitBorderImage", + "webkitBorderImageOutset", + "webkitBorderImageRepeat", + "webkitBorderImageSlice", + "webkitBorderImageSource", + "webkitBorderImageWidth", + "webkitBorderRadius", + "webkitBorderTopLeftRadius", + "webkitBorderTopRightRadius", + "webkitBoxAlign", + "webkitBoxDirection", + "webkitBoxFlex", + "webkitBoxOrdinalGroup", + "webkitBoxOrient", + "webkitBoxPack", + "webkitBoxShadow", + "webkitBoxSizing", + "webkitCancelAnimationFrame", + "webkitCancelFullScreen", + "webkitCancelKeyRequest", + "webkitCancelRequestAnimationFrame", + "webkitClearResourceTimings", + "webkitClosedCaptionsVisible", + "webkitConvertPointFromNodeToPage", + "webkitConvertPointFromPageToNode", + "webkitCreateShadowRoot", + "webkitCurrentFullScreenElement", + "webkitCurrentPlaybackTargetIsWireless", + "webkitDecodedFrameCount", + "webkitDirectionInvertedFromDevice", + "webkitDisplayingFullscreen", + "webkitDroppedFrameCount", + "webkitEnterFullScreen", + "webkitEnterFullscreen", + "webkitEntries", + "webkitExitFullScreen", + "webkitExitFullscreen", + "webkitExitPointerLock", + "webkitFilter", + "webkitFlex", + "webkitFlexBasis", + "webkitFlexDirection", + "webkitFlexFlow", + "webkitFlexGrow", + "webkitFlexShrink", + "webkitFlexWrap", + "webkitFullScreenKeyboardInputAllowed", + "webkitFullscreenElement", + "webkitFullscreenEnabled", + "webkitGenerateKeyRequest", + "webkitGetAsEntry", + "webkitGetDatabaseNames", + "webkitGetEntries", + "webkitGetEntriesByName", + "webkitGetEntriesByType", + "webkitGetFlowByName", + "webkitGetGamepads", + "webkitGetImageDataHD", + "webkitGetNamedFlows", + "webkitGetRegionFlowRanges", + "webkitGetUserMedia", + "webkitHasClosedCaptions", + "webkitHidden", + "webkitIDBCursor", + "webkitIDBDatabase", + "webkitIDBDatabaseError", + "webkitIDBDatabaseException", + "webkitIDBFactory", + "webkitIDBIndex", + "webkitIDBKeyRange", + "webkitIDBObjectStore", + "webkitIDBRequest", + "webkitIDBTransaction", + "webkitImageSmoothingEnabled", + "webkitIndexedDB", + "webkitInitMessageEvent", + "webkitIsFullScreen", + "webkitJustifyContent", + "webkitKeys", + "webkitLineClamp", + "webkitLineDashOffset", + "webkitLockOrientation", + "webkitMask", + "webkitMaskClip", + "webkitMaskComposite", + "webkitMaskImage", + "webkitMaskOrigin", + "webkitMaskPosition", + "webkitMaskPositionX", + "webkitMaskPositionY", + "webkitMaskRepeat", + "webkitMaskSize", + "webkitMatchesSelector", + "webkitMediaStream", + "webkitNotifications", + "webkitOfflineAudioContext", + "webkitOrder", + "webkitOrientation", + "webkitPeerConnection00", + "webkitPersistentStorage", + "webkitPerspective", + "webkitPerspectiveOrigin", + "webkitPointerLockElement", + "webkitPostMessage", + "webkitPreservesPitch", + "webkitPutImageDataHD", + "webkitRTCPeerConnection", + "webkitRegionOverset", + "webkitRelativePath", + "webkitRequestAnimationFrame", + "webkitRequestFileSystem", + "webkitRequestFullScreen", + "webkitRequestFullscreen", + "webkitRequestPointerLock", + "webkitResolveLocalFileSystemURL", + "webkitSetMediaKeys", + "webkitSetResourceTimingBufferSize", + "webkitShadowRoot", + "webkitShowPlaybackTargetPicker", + "webkitSlice", + "webkitSpeechGrammar", + "webkitSpeechGrammarList", + "webkitSpeechRecognition", + "webkitSpeechRecognitionError", + "webkitSpeechRecognitionEvent", + "webkitStorageInfo", + "webkitSupportsFullscreen", + "webkitTemporaryStorage", + "webkitTextFillColor", + "webkitTextSizeAdjust", + "webkitTextStroke", + "webkitTextStrokeColor", + "webkitTextStrokeWidth", + "webkitTransform", + "webkitTransformOrigin", + "webkitTransformStyle", + "webkitTransition", + "webkitTransitionDelay", + "webkitTransitionDuration", + "webkitTransitionProperty", + "webkitTransitionTimingFunction", + "webkitURL", + "webkitUnlockOrientation", + "webkitUserSelect", + "webkitVideoDecodedByteCount", + "webkitVisibilityState", + "webkitWirelessVideoPlaybackDisabled", + "webkitdirectory", + "webkitdropzone", + "webstore", + "weight", + "whatToShow", + "wheelDelta", + "wheelDeltaX", + "wheelDeltaY", + "whenDefined", + "which", + "white-space", + "whiteSpace", + "wholeText", + "widows", + "width", + "will-change", + "willChange", + "willValidate", + "window", + "withCredentials", + "word-break", + "word-spacing", + "word-wrap", + "wordBreak", + "wordSpacing", + "wordWrap", + "workerStart", + "wrap", + "wrapKey", + "writable", + "writableAuxiliaries", + "write", + "writeText", + "writeValue", + "writeWithoutResponse", + "writeln", + "writing-mode", + "writingMode", + "x", + "x1", + "x2", + "xChannelSelector", + "xmlEncoding", + "xmlStandalone", + "xmlVersion", + "xmlbase", + "xmllang", + "xmlspace", + "xor", + "xr", + "y", + "y1", + "y2", + "yChannelSelector", + "yandex", + "z", + "z-index", + "zIndex", + "zoom", + "zoomAndPan", + "zoomRectScreen", +]; + +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + https://github.com/mishoo/UglifyJS2 + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2012 (c) Mihai Bazon + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +function find_builtins(reserved) { + domprops.forEach(add); + + // Compatibility fix for some standard defined globals not defined on every js environment + var new_globals = ["Symbol", "Map", "Promise", "Proxy", "Reflect", "Set", "WeakMap", "WeakSet"]; + var objects = {}; + var global_ref = typeof global === "object" ? global : self; + + new_globals.forEach(function (new_global) { + objects[new_global] = global_ref[new_global] || new Function(); + }); + + [ + "null", + "true", + "false", + "NaN", + "Infinity", + "-Infinity", + "undefined", + ].forEach(add); + [ Object, Array, Function, Number, + String, Boolean, Error, Math, + Date, RegExp, objects.Symbol, ArrayBuffer, + DataView, decodeURI, decodeURIComponent, + encodeURI, encodeURIComponent, eval, EvalError, + Float32Array, Float64Array, Int8Array, Int16Array, + Int32Array, isFinite, isNaN, JSON, objects.Map, parseFloat, + parseInt, objects.Promise, objects.Proxy, RangeError, ReferenceError, + objects.Reflect, objects.Set, SyntaxError, TypeError, Uint8Array, + Uint8ClampedArray, Uint16Array, Uint32Array, URIError, + objects.WeakMap, objects.WeakSet + ].forEach(function(ctor) { + Object.getOwnPropertyNames(ctor).map(add); + if (ctor.prototype) { + Object.getOwnPropertyNames(ctor.prototype).map(add); + } + }); + function add(name) { + reserved.add(name); + } +} + +function reserve_quoted_keys(ast, reserved) { + function add(name) { + push_uniq(reserved, name); + } + + ast.walk(new TreeWalker(function(node) { + if (node instanceof AST_ObjectKeyVal && node.quote) { + add(node.key); + } else if (node instanceof AST_ObjectProperty && node.quote) { + add(node.key.name); + } else if (node instanceof AST_Sub) { + addStrings(node.property, add); + } + })); +} + +function addStrings(node, add) { + node.walk(new TreeWalker(function(node) { + if (node instanceof AST_Sequence) { + addStrings(node.tail_node(), add); + } else if (node instanceof AST_String) { + add(node.value); + } else if (node instanceof AST_Conditional) { + addStrings(node.consequent, add); + addStrings(node.alternative, add); + } + return true; + })); +} + +function mangle_properties(ast, options) { + options = defaults(options, { + builtins: false, + cache: null, + debug: false, + keep_quoted: false, + only_cache: false, + regex: null, + reserved: null, + undeclared: false, + }, true); + + var reserved_option = options.reserved; + if (!Array.isArray(reserved_option)) reserved_option = [reserved_option]; + var reserved = new Set(reserved_option); + if (!options.builtins) find_builtins(reserved); + + var cname = -1; + var cache; + if (options.cache) { + cache = options.cache.props; + cache.forEach(function(mangled_name) { + reserved.add(mangled_name); + }); + } else { + cache = new Map(); + } + + var regex = options.regex && new RegExp(options.regex); + + // note debug is either false (disabled), or a string of the debug suffix to use (enabled). + // note debug may be enabled as an empty string, which is falsey. Also treat passing 'true' + // the same as passing an empty string. + var debug = options.debug !== false; + var debug_name_suffix; + if (debug) { + debug_name_suffix = (options.debug === true ? "" : options.debug); + } + + var names_to_mangle = new Set(); + var unmangleable = new Set(); + + var keep_quoted_strict = options.keep_quoted === "strict"; + + // step 1: find candidates to mangle + ast.walk(new TreeWalker(function(node) { + if (node instanceof AST_ObjectKeyVal) { + if (typeof node.key == "string" && + (!keep_quoted_strict || !node.quote)) { + add(node.key); + } + } else if (node instanceof AST_ObjectProperty) { + // setter or getter, since KeyVal is handled above + if (!keep_quoted_strict || !node.key.end.quote) { + add(node.key.name); + } + } else if (node instanceof AST_Dot) { + var declared = !!options.undeclared; + if (!declared) { + var root = node; + while (root.expression) { + root = root.expression; + } + declared = !(root.thedef && root.thedef.undeclared); + } + if (declared && + (!keep_quoted_strict || !node.quote)) { + add(node.property); + } + } else if (node instanceof AST_Sub) { + if (!keep_quoted_strict) { + addStrings(node.property, add); + } + } else if (node instanceof AST_Call + && node.expression.print_to_string() == "Object.defineProperty") { + addStrings(node.args[1], add); + } else if (node instanceof AST_Binary && node.operator === "in") { + addStrings(node.left, add); + } + })); + + // step 2: transform the tree, renaming properties + return ast.transform(new TreeTransformer(function(node) { + if (node instanceof AST_ObjectKeyVal) { + if (typeof node.key == "string" && + (!keep_quoted_strict || !node.quote)) { + node.key = mangle(node.key); + } + } else if (node instanceof AST_ObjectProperty) { + // setter, getter, method or class field + if (!keep_quoted_strict || !node.key.end.quote) { + node.key.name = mangle(node.key.name); + } + } else if (node instanceof AST_Dot) { + if (!keep_quoted_strict || !node.quote) { + node.property = mangle(node.property); + } + } else if (!options.keep_quoted && node instanceof AST_Sub) { + node.property = mangleStrings(node.property); + } else if (node instanceof AST_Call + && node.expression.print_to_string() == "Object.defineProperty") { + node.args[1] = mangleStrings(node.args[1]); + } else if (node instanceof AST_Binary && node.operator === "in") { + node.left = mangleStrings(node.left); + } + })); + + // only function declarations after this line + + function can_mangle(name) { + if (unmangleable.has(name)) return false; + if (reserved.has(name)) return false; + if (options.only_cache) { + return cache.has(name); + } + if (/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name)) return false; + return true; + } + + function should_mangle(name) { + if (regex && !regex.test(name)) return false; + if (reserved.has(name)) return false; + return cache.has(name) + || names_to_mangle.has(name); + } + + function add(name) { + if (can_mangle(name)) + names_to_mangle.add(name); + + if (!should_mangle(name)) { + unmangleable.add(name); + } + } + + function mangle(name) { + if (!should_mangle(name)) { + return name; + } + + var mangled = cache.get(name); + if (!mangled) { + if (debug) { + // debug mode: use a prefix and suffix to preserve readability, e.g. o.foo -> o._$foo$NNN_. + var debug_mangled = "_$" + name + "$" + debug_name_suffix + "_"; + + if (can_mangle(debug_mangled)) { + mangled = debug_mangled; + } + } + + // either debug mode is off, or it is on and we could not use the mangled name + if (!mangled) { + do { + mangled = base54(++cname); + } while (!can_mangle(mangled)); + } + + cache.set(name, mangled); + } + return mangled; + } + + function mangleStrings(node) { + return node.transform(new TreeTransformer(function(node) { + if (node instanceof AST_Sequence) { + var last = node.expressions.length - 1; + node.expressions[last] = mangleStrings(node.expressions[last]); + } else if (node instanceof AST_String) { + node.value = mangle(node.value); + } else if (node instanceof AST_Conditional) { + node.consequent = mangleStrings(node.consequent); + node.alternative = mangleStrings(node.alternative); + } + return node; + })); + } +} + +var to_ascii = typeof atob == "undefined" ? function(b64) { + return Buffer.from(b64, "base64").toString(); +} : atob; +var to_base64 = typeof btoa == "undefined" ? function(str) { + return Buffer.from(str).toString("base64"); +} : btoa; + +function read_source_map(code) { + var match = /(?:^|[^.])\/\/# sourceMappingURL=data:application\/json(;[\w=-]*)?;base64,([+/0-9A-Za-z]*=*)\s*$/.exec(code); + if (!match) { + console.warn("inline source map not found"); + return null; + } + return to_ascii(match[2]); +} + +function set_shorthand(name, options, keys) { + if (options[name]) { + keys.forEach(function(key) { + if (options[key]) { + if (typeof options[key] != "object") options[key] = {}; + if (!(name in options[key])) options[key][name] = options[name]; + } + }); + } +} + +function init_cache(cache) { + if (!cache) return; + if (!("props" in cache)) { + cache.props = new Map(); + } else if (!(cache.props instanceof Map)) { + cache.props = map_from_object(cache.props); + } +} + +function cache_to_json(cache) { + return { + props: map_to_object(cache.props) + }; +} + +async function minify(files, options) { + options = defaults(options, { + compress: {}, + ecma: undefined, + enclose: false, + ie8: false, + keep_classnames: undefined, + keep_fnames: false, + mangle: {}, + module: false, + nameCache: null, + output: null, + format: null, + parse: {}, + rename: undefined, + safari10: false, + sourceMap: false, + timings: false, + toplevel: false, + warnings: false, + wrap: false, + }, true); + var timings = options.timings && { + start: Date.now() + }; + if (options.keep_classnames === undefined) { + options.keep_classnames = options.keep_fnames; + } + if (options.rename === undefined) { + options.rename = options.compress && options.mangle; + } + if (options.output && options.format) { + throw new Error("Please only specify either output or format option, preferrably format."); + } + options.format = options.format || options.output || {}; + set_shorthand("ecma", options, [ "parse", "compress", "format" ]); + set_shorthand("ie8", options, [ "compress", "mangle", "format" ]); + set_shorthand("keep_classnames", options, [ "compress", "mangle" ]); + set_shorthand("keep_fnames", options, [ "compress", "mangle" ]); + set_shorthand("module", options, [ "parse", "compress", "mangle" ]); + set_shorthand("safari10", options, [ "mangle", "format" ]); + set_shorthand("toplevel", options, [ "compress", "mangle" ]); + set_shorthand("warnings", options, [ "compress" ]); // legacy + var quoted_props; + if (options.mangle) { + options.mangle = defaults(options.mangle, { + cache: options.nameCache && (options.nameCache.vars || {}), + eval: false, + ie8: false, + keep_classnames: false, + keep_fnames: false, + module: false, + properties: false, + reserved: [], + safari10: false, + toplevel: false, + }, true); + if (options.mangle.properties) { + if (typeof options.mangle.properties != "object") { + options.mangle.properties = {}; + } + if (options.mangle.properties.keep_quoted) { + quoted_props = options.mangle.properties.reserved; + if (!Array.isArray(quoted_props)) quoted_props = []; + options.mangle.properties.reserved = quoted_props; + } + if (options.nameCache && !("cache" in options.mangle.properties)) { + options.mangle.properties.cache = options.nameCache.props || {}; + } + } + init_cache(options.mangle.cache); + init_cache(options.mangle.properties.cache); + } + if (options.sourceMap) { + options.sourceMap = defaults(options.sourceMap, { + asObject: false, + content: null, + filename: null, + includeSources: false, + root: null, + url: null, + }, true); + } + if (timings) timings.parse = Date.now(); + var toplevel; + if (files instanceof AST_Toplevel) { + toplevel = files; + } else { + if (typeof files == "string") { + files = [ files ]; + } + options.parse = options.parse || {}; + options.parse.toplevel = null; + for (var name in files) if (HOP(files, name)) { + options.parse.filename = name; + options.parse.toplevel = parse(files[name], options.parse); + if (options.sourceMap && options.sourceMap.content == "inline") { + if (Object.keys(files).length > 1) + throw new Error("inline source map only works with singular input"); + options.sourceMap.content = read_source_map(files[name]); + } + } + toplevel = options.parse.toplevel; + } + if (quoted_props && options.mangle.properties.keep_quoted !== "strict") { + reserve_quoted_keys(toplevel, quoted_props); + } + if (options.wrap) { + toplevel = toplevel.wrap_commonjs(options.wrap); + } + if (options.enclose) { + toplevel = toplevel.wrap_enclose(options.enclose); + } + if (timings) timings.rename = Date.now(); + if (timings) timings.compress = Date.now(); + if (options.compress) { + toplevel = new Compressor(options.compress, { + mangle_options: options.mangle + }).compress(toplevel); + } + if (timings) timings.scope = Date.now(); + if (options.mangle) toplevel.figure_out_scope(options.mangle); + if (timings) timings.mangle = Date.now(); + if (options.mangle) { + base54.reset(); + toplevel.compute_char_frequency(options.mangle); + toplevel.mangle_names(options.mangle); + } + if (timings) timings.properties = Date.now(); + if (options.mangle && options.mangle.properties) { + toplevel = mangle_properties(toplevel, options.mangle.properties); + } + if (timings) timings.format = Date.now(); + var result = {}; + if (options.format.ast) { + result.ast = toplevel; + } + if (!HOP(options.format, "code") || options.format.code) { + if (options.sourceMap) { + options.format.source_map = await SourceMap({ + file: options.sourceMap.filename, + orig: options.sourceMap.content, + root: options.sourceMap.root + }); + if (options.sourceMap.includeSources) { + if (files instanceof AST_Toplevel) { + throw new Error("original source content unavailable"); + } else for (var name in files) if (HOP(files, name)) { + options.format.source_map.get().setSourceContent(name, files[name]); + } + } + } + delete options.format.ast; + delete options.format.code; + var stream = OutputStream(options.format); + toplevel.print(stream); + result.code = stream.get(); + if (options.sourceMap) { + if(options.sourceMap.asObject) { + result.map = options.format.source_map.get().toJSON(); + } else { + result.map = options.format.source_map.toString(); + } + if (options.sourceMap.url == "inline") { + var sourceMap = typeof result.map === "object" ? JSON.stringify(result.map) : result.map; + result.code += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + to_base64(sourceMap); + } else if (options.sourceMap.url) { + result.code += "\n//# sourceMappingURL=" + options.sourceMap.url; + } + } + } + if (options.nameCache && options.mangle) { + if (options.mangle.cache) options.nameCache.vars = cache_to_json(options.mangle.cache); + if (options.mangle.properties && options.mangle.properties.cache) { + options.nameCache.props = cache_to_json(options.mangle.properties.cache); + } + } + if (options.format && options.format.source_map) { + options.format.source_map.destroy(); + } + if (timings) { + timings.end = Date.now(); + result.timings = { + parse: 1e-3 * (timings.rename - timings.parse), + rename: 1e-3 * (timings.compress - timings.rename), + compress: 1e-3 * (timings.scope - timings.compress), + scope: 1e-3 * (timings.mangle - timings.scope), + mangle: 1e-3 * (timings.properties - timings.mangle), + properties: 1e-3 * (timings.format - timings.properties), + format: 1e-3 * (timings.end - timings.format), + total: 1e-3 * (timings.end - timings.start) + }; + } + return result; +} + +async function run_cli({ program, packageJson, fs, path }) { + const skip_keys = new Set([ "cname", "parent_scope", "scope", "uses_eval", "uses_with" ]); + var files = {}; + var options = { + compress: false, + mangle: false + }; + const default_options = await _default_options(); + program.version(packageJson.name + " " + packageJson.version); + program.parseArgv = program.parse; + program.parse = undefined; + + if (process.argv.includes("ast")) program.helpInformation = describe_ast; + else if (process.argv.includes("options")) program.helpInformation = function() { + var text = []; + for (var option in default_options) { + text.push("--" + (option === "sourceMap" ? "source-map" : option) + " options:"); + text.push(format_object(default_options[option])); + text.push(""); + } + return text.join("\n"); + }; + + program.option("-p, --parse ", "Specify parser options.", parse_js()); + program.option("-c, --compress [options]", "Enable compressor/specify compressor options.", parse_js()); + program.option("-m, --mangle [options]", "Mangle names/specify mangler options.", parse_js()); + program.option("--mangle-props [options]", "Mangle properties/specify mangler options.", parse_js()); + program.option("-f, --format [options]", "Format options.", parse_js()); + program.option("-b, --beautify [options]", "Alias for --format beautify=true.", parse_js()); + program.option("-o, --output ", "Output file (default STDOUT)."); + program.option("--comments [filter]", "Preserve copyright comments in the output."); + program.option("--config-file ", "Read minify() options from JSON file."); + program.option("-d, --define [=value]", "Global definitions.", parse_js("define")); + program.option("--ecma ", "Specify ECMAScript release: 5, 2015, 2016 or 2017..."); + program.option("-e, --enclose [arg[,...][:value[,...]]]", "Embed output in a big function with configurable arguments and values."); + program.option("--ie8", "Support non-standard Internet Explorer 8."); + program.option("--keep-classnames", "Do not mangle/drop class names."); + program.option("--keep-fnames", "Do not mangle/drop function names. Useful for code relying on Function.prototype.name."); + program.option("--module", "Input is an ES6 module"); + program.option("--name-cache ", "File to hold mangled name mappings."); + program.option("--rename", "Force symbol expansion."); + program.option("--no-rename", "Disable symbol expansion."); + program.option("--safari10", "Support non-standard Safari 10."); + program.option("--source-map [options]", "Enable source map/specify source map options.", parse_js()); + program.option("--timings", "Display operations run time on STDERR."); + program.option("--toplevel", "Compress and/or mangle variables in toplevel scope."); + program.option("--wrap ", "Embed everything as a function with “exports” corresponding to “name” globally."); + program.arguments("[files...]").parseArgv(process.argv); + if (program.configFile) { + options = JSON.parse(read_file(program.configFile)); + } + if (!program.output && program.sourceMap && program.sourceMap.url != "inline") { + fatal("ERROR: cannot write source map to STDOUT"); + } + + [ + "compress", + "enclose", + "ie8", + "mangle", + "module", + "safari10", + "sourceMap", + "toplevel", + "wrap" + ].forEach(function(name) { + if (name in program) { + options[name] = program[name]; + } + }); + + if ("ecma" in program) { + if (program.ecma != (program.ecma | 0)) fatal("ERROR: ecma must be an integer"); + const ecma = program.ecma | 0; + if (ecma > 5 && ecma < 2015) + options.ecma = ecma + 2009; + else + options.ecma = ecma; + } + if (program.beautify || program.format) { + if (program.beautify && program.format) { + fatal("Please only specify one of --beautify or --format"); + } + if (program.beautify) { + options.format = typeof program.beautify == "object" ? program.beautify : {}; + if (!("beautify" in options.format)) { + options.format.beautify = true; + } + } + if (program.format) { + options.format = typeof program.format == "object" ? program.format : {}; + } + } + if (program.comments) { + if (typeof options.format != "object") options.format = {}; + options.format.comments = typeof program.comments == "string" ? (program.comments == "false" ? false : program.comments) : "some"; + } + if (program.define) { + if (typeof options.compress != "object") options.compress = {}; + if (typeof options.compress.global_defs != "object") options.compress.global_defs = {}; + for (var expr in program.define) { + options.compress.global_defs[expr] = program.define[expr]; + } + } + if (program.keepClassnames) { + options.keep_classnames = true; + } + if (program.keepFnames) { + options.keep_fnames = true; + } + if (program.mangleProps) { + if (program.mangleProps.domprops) { + delete program.mangleProps.domprops; + } else { + if (typeof program.mangleProps != "object") program.mangleProps = {}; + if (!Array.isArray(program.mangleProps.reserved)) program.mangleProps.reserved = []; + } + if (typeof options.mangle != "object") options.mangle = {}; + options.mangle.properties = program.mangleProps; + } + if (program.nameCache) { + options.nameCache = JSON.parse(read_file(program.nameCache, "{}")); + } + if (program.output == "ast") { + options.format = { + ast: true, + code: false + }; + } + if (program.parse) { + if (!program.parse.acorn && !program.parse.spidermonkey) { + options.parse = program.parse; + } else if (program.sourceMap && program.sourceMap.content == "inline") { + fatal("ERROR: inline source map only works with built-in parser"); + } + } + if (~program.rawArgs.indexOf("--rename")) { + options.rename = true; + } else if (!program.rename) { + options.rename = false; + } + + let convert_path = name => name; + if (typeof program.sourceMap == "object" && "base" in program.sourceMap) { + convert_path = function() { + var base = program.sourceMap.base; + delete options.sourceMap.base; + return function(name) { + return path.relative(base, name); + }; + }(); + } + + let filesList; + if (options.files && options.files.length) { + filesList = options.files; + + delete options.files; + } else if (program.args.length) { + filesList = program.args; + } + + if (filesList) { + simple_glob(filesList).forEach(function(name) { + files[convert_path(name)] = read_file(name); + }); + } else { + await new Promise((resolve) => { + var chunks = []; + process.stdin.setEncoding("utf8"); + process.stdin.on("data", function(chunk) { + chunks.push(chunk); + }).on("end", function() { + files = [ chunks.join("") ]; + resolve(); + }); + process.stdin.resume(); + }); + } + + await run_cli(); + + function convert_ast(fn) { + return AST_Node.from_mozilla_ast(Object.keys(files).reduce(fn, null)); + } + + async function run_cli() { + var content = program.sourceMap && program.sourceMap.content; + if (content && content !== "inline") { + options.sourceMap.content = read_file(content, content); + } + if (program.timings) options.timings = true; + + try { + if (program.parse) { + if (program.parse.acorn) { + files = convert_ast(function(toplevel, name) { + return require("acorn").parse(files[name], { + ecmaVersion: 2018, + locations: true, + program: toplevel, + sourceFile: name, + sourceType: options.module || program.parse.module ? "module" : "script" + }); + }); + } else if (program.parse.spidermonkey) { + files = convert_ast(function(toplevel, name) { + var obj = JSON.parse(files[name]); + if (!toplevel) return obj; + toplevel.body = toplevel.body.concat(obj.body); + return toplevel; + }); + } + } + } catch (ex) { + fatal(ex); + } + + let result; + try { + result = await minify(files, options); + } catch (ex) { + if (ex.name == "SyntaxError") { + print_error("Parse error at " + ex.filename + ":" + ex.line + "," + ex.col); + var col = ex.col; + var lines = files[ex.filename].split(/\r?\n/); + var line = lines[ex.line - 1]; + if (!line && !col) { + line = lines[ex.line - 2]; + col = line.length; + } + if (line) { + var limit = 70; + if (col > limit) { + line = line.slice(col - limit); + col = limit; + } + print_error(line.slice(0, 80)); + print_error(line.slice(0, col).replace(/\S/g, " ") + "^"); + } + } + if (ex.defs) { + print_error("Supported options:"); + print_error(format_object(ex.defs)); + } + fatal(ex); + return; + } + + if (program.output == "ast") { + if (!options.compress && !options.mangle) { + result.ast.figure_out_scope({}); + } + console.log(JSON.stringify(result.ast, function(key, value) { + if (value) switch (key) { + case "thedef": + return symdef(value); + case "enclosed": + return value.length ? value.map(symdef) : undefined; + case "variables": + case "functions": + case "globals": + return value.size ? collect_from_map(value, symdef) : undefined; + } + if (skip_keys.has(key)) return; + if (value instanceof AST_Token) return; + if (value instanceof Map) return; + if (value instanceof AST_Node) { + var result = { + _class: "AST_" + value.TYPE + }; + if (value.block_scope) { + result.variables = value.block_scope.variables; + result.functions = value.block_scope.functions; + result.enclosed = value.block_scope.enclosed; + } + value.CTOR.PROPS.forEach(function(prop) { + result[prop] = value[prop]; + }); + return result; + } + return value; + }, 2)); + } else if (program.output == "spidermonkey") { + try { + const minified = await minify(result.code, { + compress: false, + mangle: false, + format: { + ast: true, + code: false + } + }); + console.log(JSON.stringify(minified.ast.to_mozilla_ast(), null, 2)); + } catch (ex) { + fatal(ex); + return; + } + } else if (program.output) { + fs.writeFileSync(program.output, result.code); + if (options.sourceMap && options.sourceMap.url !== "inline" && result.map) { + fs.writeFileSync(program.output + ".map", result.map); + } + } else { + console.log(result.code); + } + if (program.nameCache) { + fs.writeFileSync(program.nameCache, JSON.stringify(options.nameCache)); + } + if (result.timings) for (var phase in result.timings) { + print_error("- " + phase + ": " + result.timings[phase].toFixed(3) + "s"); + } + } + + function fatal(message) { + if (message instanceof Error) message = message.stack.replace(/^\S*?Error:/, "ERROR:"); + print_error(message); + process.exit(1); + } + + // A file glob function that only supports "*" and "?" wildcards in the basename. + // Example: "foo/bar/*baz??.*.js" + // Argument `glob` may be a string or an array of strings. + // Returns an array of strings. Garbage in, garbage out. + function simple_glob(glob) { + if (Array.isArray(glob)) { + return [].concat.apply([], glob.map(simple_glob)); + } + if (glob && glob.match(/[*?]/)) { + var dir = path.dirname(glob); + try { + var entries = fs.readdirSync(dir); + } catch (ex) {} + if (entries) { + var pattern = "^" + path.basename(glob) + .replace(/[.+^$[\]\\(){}]/g, "\\$&") + .replace(/\*/g, "[^/\\\\]*") + .replace(/\?/g, "[^/\\\\]") + "$"; + var mod = process.platform === "win32" ? "i" : ""; + var rx = new RegExp(pattern, mod); + var results = entries.filter(function(name) { + return rx.test(name); + }).map(function(name) { + return path.join(dir, name); + }); + if (results.length) return results; + } + } + return [ glob ]; + } + + function read_file(path, default_value) { + try { + return fs.readFileSync(path, "utf8"); + } catch (ex) { + if ((ex.code == "ENOENT" || ex.code == "ENAMETOOLONG") && default_value != null) return default_value; + fatal(ex); + } + } + + function parse_js(flag) { + return function(value, options) { + options = options || {}; + try { + walk(parse(value, { expression: true }), node => { + if (node instanceof AST_Assign) { + var name = node.left.print_to_string(); + var value = node.right; + if (flag) { + options[name] = value; + } else if (value instanceof AST_Array) { + options[name] = value.elements.map(to_string); + } else if (value instanceof AST_RegExp) { + value = value.value; + options[name] = new RegExp(value.source, value.flags); + } else { + options[name] = to_string(value); + } + return true; + } + if (node instanceof AST_Symbol || node instanceof AST_PropAccess) { + var name = node.print_to_string(); + options[name] = true; + return true; + } + if (!(node instanceof AST_Sequence)) throw node; + + function to_string(value) { + return value instanceof AST_Constant ? value.getValue() : value.print_to_string({ + quote_keys: true + }); + } + }); + } catch(ex) { + if (flag) { + fatal("Error parsing arguments for '" + flag + "': " + value); + } else { + options[value] = null; + } + } + return options; + }; + } + + function symdef(def) { + var ret = (1e6 + def.id) + " " + def.name; + if (def.mangled_name) ret += " " + def.mangled_name; + return ret; + } + + function collect_from_map(map, callback) { + var result = []; + map.forEach(function (def) { + result.push(callback(def)); + }); + return result; + } + + function format_object(obj) { + var lines = []; + var padding = ""; + Object.keys(obj).map(function(name) { + if (padding.length < name.length) padding = Array(name.length + 1).join(" "); + return [ name, JSON.stringify(obj[name]) ]; + }).forEach(function(tokens) { + lines.push(" " + tokens[0] + padding.slice(tokens[0].length - 2) + tokens[1]); + }); + return lines.join("\n"); + } + + function print_error(msg) { + process.stderr.write(msg); + process.stderr.write("\n"); + } + + function describe_ast() { + var out = OutputStream({ beautify: true }); + function doitem(ctor) { + out.print("AST_" + ctor.TYPE); + const props = ctor.SELF_PROPS.filter(prop => !/^\$/.test(prop)); + + if (props.length > 0) { + out.space(); + out.with_parens(function() { + props.forEach(function(prop, i) { + if (i) out.space(); + out.print(prop); + }); + }); + } + + if (ctor.documentation) { + out.space(); + out.print_string(ctor.documentation); + } + + if (ctor.SUBCLASSES.length > 0) { + out.space(); + out.with_block(function() { + ctor.SUBCLASSES.forEach(function(ctor) { + out.indent(); + doitem(ctor); + out.newline(); + }); + }); + } + } + doitem(AST_Node); + return out + "\n"; + } +} + +async function _default_options() { + const defs = {}; + + Object.keys(infer_options({ 0: 0 })).forEach((component) => { + const options = infer_options({ + [component]: {0: 0} + }); + + if (options) defs[component] = options; + }); + return defs; +} + +async function infer_options(options) { + try { + await minify("", options); + } catch (error) { + return error.defs; + } +} + +exports._default_options = _default_options; +exports._run_cli = run_cli; +exports.minify = minify; + +}))); -- cgit